Cosmic Princess Kaguya! (超かぐや姫!)

Table of contents:


Movie

Officialy available on: Netflix
Torrents/rips: Nyaa 1080p version with subs/dubs of all available languages
Official PR channel where all videos related to the movie are posted: https://www.youtube.com/channel/UCNrdR2m8fxDBNbxJDBFPFNQ
Official movie website: https://www.cho-kaguyahime.com/

Trivia

  • Netflix advertised the movie as a "Girl meets... princess?" story, which is a direct parody of the usual "Girl meets Boy" tagline of romance movies
  • Kaguya's VR outfit is a bunny girl, because bunnies are associated with the moon in Japanese mythology. She also wears a crescent moon hair piece and has a crescent moon cutout on her clothes.
    • The reason she uses a giant hammer is also because of the moon rabbit theme, which are known to pound mocchi with mallets on the moon.
    • Kaguya's eyes are supposed resemble bamboo shoots
  • Iroha's Tsukuyomi outfit is a fox, because according to the director, she is cunning and lying to herself
    • It's also a reference to the Tamamizu legend, in which a fox falls love with a human princess and transforms into her maid to get close to her. The tale ends with them having to be separated
    • Allegedly the choice of fox and rabbit are also a reference to Disney's Zootopia, in which the main characters are the same animals
  • Yachiyo's design is ocean themed, both in reference to her spaceship crashing in the ocean and the fact that Tsukuyomi is the god of the moon and the seas
    • The flapjack octopus on Yachiyo's chest is her symbol and sometimes mirrors Yachiyo's emotions directly (like crying when she cries). Even though it's only the English name, flapjack is a different word for pancakes
      • Mendako octopi are also called "umbrella octopus" in Japan. Yachiyo pulls her umbrella out of the octopus a few times in the movie
    • Yachiyo's eyes show Mount Fuji, which is an essential part of the Kaguya myth
  • During her first performance in the movie (Starry Seas) Yachiyo makes a fox sign with her hands for a blink-and-you-will-miss-it moment. Foreshadowing her connection to Iroha
    • The whole song Starry Seas is just Yachiyo's feelings about waiting for Iroha while also announcing the true beginning of the story
  • During the performance of World is Mine at the collab concert, Yachiyo steals Kaguya's line that lets her flirt with Iroha, which on the full version of the song is actually sung by Kaguya. Obviously Kaguya gets jealous and that's why she wants to pull Iroha away from Yachiyo
  • During their fireworks festival date Kaguya and Iroha wear matching flowers in their hair. These are bellflowers which represent Gratitude, Romance and Intimacy
    • They also have sunflowers on their yukata which are symbols of romance. Specifically 3 sunflowers mean intense overwhelming passionate love and 6 mean eternal love and an unbreakable bond. Each of them has 3 sunflowers on their yukata, so they have 6 combined
  • After Kaguya is taken back to the moon Iroha goes around the appartment in a stupor, opening all the cupboards, which is a reference to Kaguya hiding in the original appartment's cupboard when Iroha thought she left
  • The name Runami Yachiyo has a special meaning, where Yachiyo is a poetic way of saying 'forever' since it sounds like "8000 generations" or years and Runami is written with the kanji for Tsukimi which is moon viewing. Thus the name can be interpreted as a poetic whole and it is "8000 years gazing at the moon"
  • When the Lunarians arrive for the final confrontation their leader reads the rules of KASSEN and they abide by the game rules, each getting three lives as displayed by the console with the three crescent moons. They also have 6 champions to face Iroha's group of 6, with their leader being a mirror figure to Kaguya on the castle
  • In the final shot of the movie Tsukuyomi's full map is revealed. It looks like a giant pancake with a fork, strawberries and syrup on a plate

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Music Videos/OST

The official Cosmic Princess Kaguya PR youtube channel has most music videos available.
The entire movie's OST is available in this youtube playlist.


ray (CPK! remix)

The ray MV on the official channel is considerd an epilogue to the movie with completely new information and extra content. It's a must watch, but only after finishing the movie itself.

Official channel movie Epilogue ver.
Full version with EN subs here

composed by: 藤原基央
singer: Saori Hayami, Yuko Natsuyoshi


Remember

Official channel MV
Full version with EN subs here

composed by: yuigot
singer: Saori Hayami


星降る海/Starry Sea

Official channel MV
Official movie version
Full version with EN subs here

composed by: Aqu3ra
singer: Saori Hayami


World Is Mine (CPK! remix)

Official channel MV
Official movie version
Full version with EN subs here

composed by: ryo (supercell)
singer: Saori Hayami, Yuko Natsuyoshi, Anna Nagase (cameo line in movie version)


Ex-Otogibanashi

Official channel short MV
Official channel full version MV
Full version with EN subs here
Full Yachiyo solo version here

composed by: ryo (supercell)
singer: Saori Hayami, Yuko Natsuyoshi


私は、わたしの事が好き/I am, I am who I like

Official channel short MV
Official channel Full MV
Full version with EN subs here

composer: HoneyWorks
singer: Yuko Natsuyoshi


瞬間、シンフォニー/Moment's Symphony

Official channel Full MV
Full version with EN subs here

composer: 40mP
singer: Yuko Natsuyoshi


Reply

Official channel Full MV
Full version with EN subs here

composer: kz
singer: Yuko Natsuyoshi, Anna Nagase (cameo verse in the movie)


Happy Synthesizer (CPK! cover)

Official channel short MV

composer: EasyPop
singer: Yuko Natsuyoshi


Melt (CPK! remix)

Full version with EN subs here
Official Miku cover ver. here

composer: ryo (supercell)
singer: Saori Hayami, Hatsune Miku


トリノコシティ/Torinoco City

Official channel MV

composer: 40mP
singer: Saori Hayami


夢をみる島/Dreaming City

Official channel MV

composer: yuigot
singer: Yuko Natsuyoshi


Tell Your World

Official channel MV

composer: kz
singer: Saori Hayami


竹取オーバーナイトセンセーション/Bamboo Cutter Overnight Sensation

Official channel MV

composer: HoneyWorks
singer: Yuko Natsuyoshi


ロンリーユニバース /Lonely Universe

Official channel MV

composed by: Aqu3ra
singer: Saori Hayami


OnyXXX

Official channel short MV

composed by: ???
singers: Miyu Irino, Yuuma Uchida, Yoshitsugu Matsuoka


Trivia

ray MV trivia:

  • The true epilogue to the movie that shows flashes of what happens after the ending as well as some more roundabout symbolic content
  • Kaguya in the MV wears a sun styled hairclip rather than her moon hairclip. Fans use thise as a way to differentiate post time skip Kaguya from the movie timeline
    • The sign for Tsukuyomi changes to Amaterasu (sun god) and instead of perpetual night, the world is covered in daylight. This goes along with the whole summer/beach theme of the live concert and Kaguya's new hairpiece
      • It is possible that the concert is beach themed, because Roka and Mami promised to go to the beach again with Kaguya, even if it is now 10 years later. That's why they are back-up dancer in the concert
  • In the MV Iroha and Kaguya climb Mount Fuji together and it is implied they bury Kaguya's spaceship on it. This is a reference to the Kaguya myth in which the Emperor buries all of Kaguya's gifts, the elixir of immortality and his love letter for her there and burns them so his feelings may reach her on the moon. He refused to take the elixir, because living eternally without Kaguya would be too heartbreaking
    • It is speculated that burying the spaceship which housed Kaguya's soul implies her soul was fully transfered into the android body, giving up Kaguya's "immortality" for love
      • Kaguya speaks in the same manner as Yachiyo when they reach the mountain top, which is another way to show it's Yachiyo in the body. For some reason Kaguya also carries a phone around her neck that has the digital Yachiyo watching everything through the camera
  • There is a shot of Iroha writing on her computer that she wants to turn Kaguya "completely human"
  • During the concert Otako, the announcer, goes crazy when Iroha starts dancing with the others, as she has always been a background keytarist until now. Otako is also a huge Kaguya/Iro-P fangirl
  • The MV shows several scenes that originally featured Yachiyo and instead shows Kaguya in her place. The moment where Iroha hugged her especially stands out as it shows Kaguya crying, while Yachiyo held in her true feelings during that scene
  • During the lyrics "At the beginning of that path you were that light" it shows Kaguya jumping out of the telephone pole. Kaguya was Iroha's light
  • The part where Kaguya is hugging kid Iroha and pulling her out of the closet represents Yachiyo comforting her during her childhood
    • which goes along with the shot that shows Iroha using Yachiyo's counseling function
      • It is implied that Yachiyo's support is what encouraged Iroha to leave her mother and move to Tokyo
  • There is a shot where Yachiyo kisses Fushi. Viewers have noted that Fushi's ears and tail are blue colored in that scene, which is not the normal coloring. Instead they remind of Iroha's ears and tail in her VR form during the concerts where they also glowed blue. Fans see this as an indirect way for the studio to show a kiss between Iroha and Yachiyo. There is really no reason to show Yachiyo kissing Fushi otherwise

Ex-Otogibanashi trivia:

  • This song is wholly original and in context of the movie it was written by Yachiyo herself. The song is basically explaining the plot of the movie and directed at Iroha, asking her to recognize who Yachiyo truly is. Hidden in plain sight
  • The Kaguya parts of the song are about how Kaguya feels about her past on the moon and current situation of wanting to defy her fate, while Yachiyo's parts are reminiscing about her 8000 year journey and how she always remembered this moment with Iroha
  • Due to Hayami's incredibly emotional performance, the animation staff added the detail of Yachiyo crying during the song, while the other two are just sweating
  • The second verse in the full version is an emotional breakdown of how Kaguya suffered during her 8000 years, repeating conversations with Iroha inside her head endlessly, imagining how she would react to everything, until Kaguya was driven nearly mad. She even says she wanted to die
    • There are lines about how she "wrote down" these imaginary conversations in her mind, which leads into Remember's line about putting away the dusty old notebook for good

Remember trivia:

  • The song's BPM is 168, which in Japanese is spelled I(chi) Ro(ku) Ha(chi) = Iroha
  • When the line about "putting away the dusty notebook" comes up it's a reference to the endless imaginary conversations Kaguya worte down in her head to keep herself sane in her 8000 year journey, which gets referenced in Ex-Otogibanashi. Yachiyo has finally returned to Iroha, so she no longer needs those imaginary conversations as a lifeline
  • Remember has the same melody as Reply. Yachiyo wrote Remember as her debut song in memory of Reply, the song that connects her to Iroha. In turn Remember is explicitely the song that saved Iroha's life, as it gave her the will to live when she felt like she wanted to die
  • The Remember music video shows Yachiyo constantly surrounding real world Iroha without ever truly being able to reach her

Reply trivia:

  • Reply is split into two parts. The first half's lyrics are written by Kaguya, while the second half was written by Iroha. Thus Iroha's part is a reply to Kaguya's
  • Kaguya's parts are about how she cherishes the moments she had with Iroha and will always keep them in her heart when she has to inevitably part
  • Iroha's half is about how she acknowledges Kaguya's feelings, but wants to have more time with her, to keep being together. She will make all of Kasguya's feelings come true
  • In the MV the parts where they sing "Surrounded by all the things I love", Kaguya's version shows all of her varied interests, but puts a heart next to Iroha who takes up the most space. In Iroha's part the same line is sung while there is a cascade of images of Kaguya. The thing Iroha loves is all of Kaguya
  • During the line "Tell me your true feelings, I will make them all come true", it shows the scene where Kaguya told Iroha "I love you" as she cried. Iroha is saying she will make Kaguya's love come true
  • in the MV, the lyrics have two different fonts. The pixelated represents Kaguya, while the movie font represents Iroha. Toward the end there is a back and forth with both Kaguya's and Iroha's fonts. They are replying to each other as they are reunited
    • The full version of this song can only be sung by Kaguya after she returns from the moon, so the very song itself is proof that they are fated to reunite

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Manga

Artist: Yoneda Tarou
Raws: Volume 1
Fan translation available on mangadex
Currently available chapters: 5
English translated chapters: 5
Raws & English TL: mikhi
CL/TR & TS: kat :3


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Light Novel

Raw EPUB
Raw PDF
Author: 桐山なると
Illustrations: うらたあさお

Fan translation available on google drive here
Translated chapters: ALL
English translation: DNCyun

Alternate fan translation available on google docs here
Translated chapters: Prologue, Chapter 1
English Translation: mikhi
Editing: kat :3


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Guidebook

Cosmic Princess Kaguya! Guidebook: Beyond the Happy Ending
Direct download (on click)
English translation on google drive

Trivia

  • The guidebook's profile for Roka reveals that she has "special feelings" for Iroha, but was not able to get close to her despite realizing she was suffering behind a tough front. This is universally accepted as Roka having a romantic crush on Iroha, which she never confesses to her
  • According to the voice actresses of Kaguya and Iroha, the director told them to put special care in the scene where Iroha gargles after brushing her teeth. Kaguya seeing Iroha so sure of her path in life made her think she is a beautiful being and where she fell in love with her
  • Fushi's entry reveals that the reason it acts so standoffish and tsundere is that it would cry nonstop otherwise when interacting with Iroha and young Kaguya
  • Mami's entry reveals that she is actually a popular food influencer on social media
  • Saori Hayami's interview reveals that she was selected for the role of Yachiyo without an audition. She was the first and only choice. She also says that she based her portrayal of Yachiyo on the confession scene between Kaguya and Iroha. That love is what shaped Yachiyo
  • Natsuyoshi (Kaguya's VA) claims that Kaguya's one unbreakable principle is that she loves Iroha
  • It's revealed that Anna Nagase (Iroha's VA) originally auditioned for the role of Kaguya
  • Apparently Black onyX became a male idol group because of Noi's input. He also writes all the lines for his brother Rai, who is usually not that good at talking
  • The Guidebook shows several prototype designs for Kaguya, Iroha and Yachiyo
  • According to the designer of the real life sections, the Tsukuyomi designs for Roka and Mami came first, so he just tried to match them in the real life sections. The same goes for Black onyX, though the designs deviated more

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Merch

Official Chou Kaguyahime website's merch section:
https://www.cho-kaguyahime.com/goods/
https://cho-kaguyahime-officialstore.bookstores.jp/
Tsukuyomi Thanksgiving! Let's create a virtual space: https://soreosu.com/projects/cpk-tsukuyomi


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Promotional Material/Other official media

Theatrical Release Commemorative Stage Greeting

https://www.youtube.com/watch?v=rdriLKvfX4E
A pre-movie theater appearance of the voice cast to hold a little introduction for the movie.


ぶいあーる!〜VTuberの音楽Radio〜 第132回 かぐやfrom「超かぐや姫!」が登場!
"VR! ~VTuber Music Radio~ Episode 132: Kaguya from "Super Kaguya-hime!" Makes an Appearance!"

https://files.catbox.moe/fqy8uk.m4a
Natsuyoshi, Kaguya's VA appears on a VTuber radio show in-character and discusses her music. There is also a special romantic letter from Iroha read with a live reaction.


Special Big Hit Movie PV

https://www.youtube.com/watch?v=0v28kUayNnY
This is an amazingly condensed hyper yuri focused PV that was created in celebration of the movie's massive success in theaters.


Kaguya VR concert performance of "I Love Myself" by Honeyworks

https://www.youtube.com/watch?v=pnb_BVChIaw
This is a VR performance on the SanRio live stage in VRChat.


Live 2D model Youtube shorts
Playlist


Oricon News Interview

https://www.youtube.com/watch?v=8IVwpa00Ggg
A video where Kaguya is interviewed in character. The interview takes place after the Collab Concert with Yachiyo, but before the Graduation Concert.


THE FIRST TAKE
https://www.youtube.com/watch?v=laOwIwY_dWg
Natsuyoshi and Hayami sing World is Mine live.
https://www.youtube.com/watch?v=5DXqEa-7-Wg
Natsuyoshi and Hayami sing Ray live.


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Fanworks

Fanart

Pixiv tag
X/twitter tag


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Doujins

Melody by Romi (English)
https://dynasty-scans.com/chapters/melody

EX-Pancake Party (Japanese)
https://www.pixiv.net/en/artworks/143378581

Upon the Path of Dreams by mekimekitei (English)
https://e-hentai.org/g/3941004/d76b7c44b9
This one really catches the beauty of IroYachi perfectly and it's drawn with so much detail and skill. Iroha is a smooth demon here.

For Eight Thousand Years, I've Been Waiting to Ask You by hiro (English)
https://e-hentai.org/g/3897040/45395e2bba/
This is way too elaborate and emotional for a story about hugging. This author really listened to Ex-Otogibanashi and put those emotions to work here!

Saving Private B by kokiku8 (Chinese)
https://e-hentai.org/g/3955332/e49724758b/
This one is not translated to English yet, but it's absolutely nuts. Extremely long, full of gags, emotions, insane concepts and headcanons, but it really hits hard and goes into details that other works would never go for. And the artstyle is wonderfully unique. Kaguyabot convincing Iroha's mom to accept Iroha's path in life really made me tear up.

KaguIro by Natsuiro (Chinese)
https://www.pixiv.net/en/artworks/142861408
Would be weird if I didn't mention at least on smut doujin. This one is all tender and sexy, without any ridiculous porn logic of exaggerations. Just KaguIro having sex before Kaguya leaves for the moon. And then a timeskip to them doing it as adults.

To the Future 8000 years later by Rex of the South/Minami nor Rekkusu (Japanese)
https://www.pixiv.net/en/artworks/145984349
"This... was an amazing doujin. It goes full high concept sci-fi. Takes the whole android and virtual reality tech concepts to their logical conclusion. How Yachiyo and Iroha trascend history, how they surpass their mortal coil and how humanity moves forward around them."


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Fanfics

AO3 fanfics

Recommendations by anons:
8,000 years (and a bit of loose change)
https://archiveofourown.org/works/78519346
"The spacing in this gives me cancer, but the way the awkwardness between IroKagu is expressed is really good."

Together Again
https://archiveofourown.org/works/78392006
"This one makes an alternate ending where instead of going for robotics, Iroha recharges Kaguya's spaceship to create a new body with it. Aside from the fact that many people suggested this as a good alternative, it's also really tightly written."

Before The Happy Ending
https://archiveofourown.org/works/78706241
"This one takes place somewhere in the 10 year timeskip before Iroha perfects the Kagubot. This one focuses way more on Yachiyo and Iroha, but still captures what makes her Kaguya. That first kiss is actually genius."

Eight thousand and Ninety Years (and not a second to waste)
https://archiveofourown.org/works/78239086
"You want smut? This is smut. I'm not too interested in reading sex scenes, but here you go. It's at least emotionally charged instead of just horny."


Pixiv fan novels
Recommendations:

月は綺麗ですね (Isn't the moon beautiful?)
https://www.pixiv.net/novel/show.php?id=27241467
"For anyone who can read JP, I recommend this fanfic. It's a short one about Roka's POV during their final year in high school. I think this author really captures Roka's feelings in a very nuanced way. She is happy for Iroha having Kaguya as her life goal, but also has her own regrets. The word choice is so good too. 'Isn't the moon beautiful?' that cliche line... really hits differently in this context."

くっつき彩葉(1,680,000円 かぐや専用)
https://www.pixiv.net/novel/show.php?id=27310012
"Nice Japanese fanfic set after the timeskip. Sweet domestic fluff. Iroha having a possessive fixation on being the one responsible for giving Kaguya her body is really good."


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Edit

Pub: 05 Feb 2026 04:30 UTC

Edit: 25 Jul 2026 18:02 UTC

Views: 940