Rainbow Days

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Rainbow Days
Nijiro Days volume 1.jpg
Cover of Rainbow Days volume one.
(Nijiiro Deizu)
GenreRomance, Slice of life
Written byMinami Mizuno
Published byShueisha
MagazineBessatsu Margaret
Original run13 February 201213 March 2017
Volumes15 (1 Spin-off) (List of volumes)
Anime television series
Directed byTetsurō Amino (chief director)
Tomohiko Ohkubo
Written byAki Itami
Music byHiroyuki Kozu
StudioProduction Reed
Licensed by
Original networkTokyo MX, ytv, CTV, STV, BS11
Original run 10 January 2016 26 June 2016
Episodes24 (List of episodes)
Live-action film
Wikipe-tan face.svg Anime and manga portal

Rainbow Days (Japanese: 虹色デイズ, Hepburn: Nijiiro Deizu) is a Japanese shōjo manga series written and illustrated by Minami Mizuno, and published in Shueisha's Bessatsu Margaret magazine. A drama CD was released with the seventh volume of the manga in October 2014. A 24-episode anime adaptation produced by Production Reed aired between January and June 2016.[1]


The manga follows four high school boys who are all friends. They do not belong to any club and just like to hang out with each other. Natsuki, the protagonist, is a hopeless romantic who has a crush on a girl named Anna. His three other friends keep meddling with their relationship.


Main characters[edit]

Natsuki Hashiba (羽柴 夏樹, Hashiba Natsuki)
Voiced by: Yoshitsugu Matsuoka[1]
Nicknamed Natcchan (なっちゃん), he is a hopeless romantic who immerses into his delusions of love. On Christmas, he was dumped by his girlfriend. While crying alone in the street, he saw a girl handing out tissues in a Santa Claus outfit. In return, he gave her a scarf that was to be for his girlfriend and immediately fell in love with her.[2] The girl turned out to be one of his schoolmates from another class, Anna. He tends to get bullied a lot by his friends, but they still care for him and help him in pursuing Anna. Natsuki was a member of tennis club in middle school, but quit the club due to a problem related to his seniors.
Tomoya Matsunaga (松永 智也, Matsunaga Tomoya)
Voiced by: Takuya Eguchi[1]
Nicknamed Mattsun (まっつん). He is a playboy and fools around with a lot girls. He usually spats with Mari from time to time, until he realizes that he has feelings for her. He later confesses these feelings to her brother and then to her, which as expected, get rejected.[3] When Mari realizes that her Anna is in love with Natsuki, and that her feelings for Anna won't be returned, Mari told Tomoya to wait for her, which he agrees. He has a younger sister named Nozomi, whom he is very protective of.[4]
Keiichi Katakura (片倉 恵一, Katakura Keiichi)
Voiced by: Nobunaga Shimazaki[1]
Nicknamed Kei-chan (けいちゃん). While Keiichi appears as cheerful, he actually harbours sadistic fetishes. In fact, he constantly carries around a whip in case anyone provokes him. He also is very athletic, excelling in every sport. He likes basketball and tends to help out with the basketball team. His older brother, Yuji is a teacher at the school. He has an interest in older women and also once had a crush on the school nurse, Satomi.[5] He confesses his feelings to her only to find out that she herself is also a sadist. He immediately gives up on her after that.[6]
Tsuyoshi Naoe (直江 剛, Naoe Tsuyoshi)
Voiced by: Kōki Uchiyama[1]
Nicknamed Tsuyopon (つよぽん). He is an otaku and not one to read the atmosphere. He is the smart one of the group, since he gets high scores on exams and is good at English. He also likes to create dōjinshi. He has a girlfriend, Yukiko, who likes to cosplay.
Anna Kobayakawa (小早川 杏奈, Kobayakawa Anna)
Voiced by: Minami Tsuda[1] (anime), Nao Fujita (VOMIC)
She is Natsuki's target of affection, who belongs in a different class. She is usually quiet and does things at her own pace. She does a lot of various part-time jobs. She falls in love with Natsuki after the Christmas incident but decides to stay shut about it for the time being.
Mari Tsutsui (筒井 まり, Tsutsui Mari)
Voiced by: Yumi Uchiyama[1]
Anna's classmate, she is a loud-mouth and rude to all men. She claims to be in love with Anna because as a person who was known to be rude, Anna is the only one who befriended her. She is usually called Spit Woman by Tomoya. She has an older brother whom she's in love with. When her brother gets married, Mari becomes distant to him as well as hating men. However, afterwards she starts to slowly reciprocates Mattsun's feelings.
Yukiko Asai (浅井 幸子, Asai Yukiko)
Voiced by: Shizuka Ishigami[1]
Nicknamed Yukirin (ゆきりん). She is Tsuyoshi's girlfriend. She is an otaku and loves to cosplay. She loves to nicknaming people who are close to her. Yukirin goes to a different school than the other characters, so she often arranging a holiday with Tsuyoshi and his friends so they could spend time together.
Nozomi Matsunaga (松永 希美, Matsunaga Nozomi)
Voiced by: Ai Kayano[1]
She is Tomoya's younger sister. She is well-mannered although unlike Keiichi, she's bad at cooking. She has a crush on Keiichi, after he carried her when she hurt her foot on the beach. When Keiichi rudely "rejected" her, instead of being sad, Nozomi becomes more in love with him, which later Keiichi found interesting. She later joins the same high school and the volleyball club.

Other characters[edit]

Taizou Sanada (真田 泰蔵, Sanada Taizo)
Voiced by: Shinya Hamazoe
He is the captain of the basketball club and belongs to Class 1. He is good friends with Keiichi, since they both went to middle school together. He is able to dodge Keiichi's whip attacks because of this.
Wataru Mochizuki (望月 渉, Mochizuki Wataru)
Voiced by: Yū Hayashi[1]
Wataru is the ace of the basketball club. He is Anna's classmate, and a rival to Natsuki as he also has feelings for Anna. He is usually polite.
Shinsuke Nezu (根津 慎之助, Nezu Shinsuke)
Voiced by: Yūsuke Ōta
He is also a member of the basketball club. He is short-tempered and passionate. He was born and raised in Hyōgo Prefecture and speaks in Kansai dialect. His nickname is Nezutchi.
Chiba (千葉)
Voiced by: Megumi Toda
Natsuki's classmate and captain of volleyball club.
Yuuji Katakura (片倉 優二, Katakura Yuji)
Voiced by: Shōta Ebina
Keiichi's older brother. He teaches Math at Shiritsu Seiryo High. By the students, he is usually called Katakura-sensei. Like Keiichi, he is also sadistic, even more than him.
Satomi-sensei (里見先生, Satomi-sensei)
The school nurse at Shiritsu Seiryo High. She becomes the crush of Keiichi and initially accepts his feelings until she tells him that she too is a sadist. She used to be a professional dominatrix.
Masaomi Tsutsui (筒井 昌臣, Tsutsui Masaomi)
Voiced by: Kappei Yamaguchi
Mari's older brother. Mari had been in love with him until he got married and became distant. It was because of this that Mari became hateful towards men. Masaomi talks with Tomoya one day when he comes to visit Mari. Tomoya confesses his feelings to Masaomi, to which he wishes him luck with his sister.



The series is written by Minami Mizuno, who began publishing it in Shueisha's shōjo magazine Bessatsu Margaret in February 2012.[1]

The manga is published by Shueisha and has been compiled in fifteen volumes since April 2017. A spin-off volume was released on 25 June 2018.[7] A drama CD was bundled together with the seventh volume as a limited edition on October 2014.[1] In France, the first volume was published by Kazé Manga on 3 February 2016[8] and the second volume was released on 13 April 2016.

Volume list[edit]

No.Japanese release dateJapanese ISBN
1 25 May 2012[9]ISBN 978-4-08-846780-1
2 22 November 2012[10]ISBN 978-4-08-846862-4
3 24 May 2013[11]ISBN 978-4-08-845047-6
4 25 September 2013[12]ISBN 978-4-08-845102-2
5 25 February 2014[13]ISBN 978-4-08-845170-1
6 25 June 2014[14]ISBN 978-4-08-845230-2
7 24 October 2014[15]ISBN 978-4-08-845285-2
8 23 January 2015[16]ISBN 978-4-08-845333-0
9 25 May 2015[17]ISBN 978-4-08-845390-3
10 25 September 2015[18]ISBN 978-4-08-845447-4
11 25 December 2015[19]ISBN 978-4-08-845499-3
12 25 April 2016[20]ISBN 978-4-08-845555-6
13 23 September 2016[21]ISBN 978-4-08-845637-9
14 22 December 2016[22]ISBN 978-4-08-845683-6
15 25 April 2017[23]ISBN 978-4-08-845745-1
16 25 June 2018[7]ISBN 978-4-08-844055-2


An anime television series adaptation was announced in the September 2015 issue of Bessatsu Margaret. Tetsuro Amino served as chief director with Tomohiko Ohkudo directing at the animation studio Production Reed. Aki Itami handled series composition. The voice cast from the drama CD reprised their roles for the anime.[1] The series debuted on 10 January 2016 with each episode 14 minutes length.[24] Sonar Pocket performed the series' opening theme song titled "Best Friend" (ベストフレンド, Besuto Furendo), while its ending theme, "Rainbow Days!", was performed by Yoshitsugu Matsuoka, Takuya Eguchi, Nobunaga Shimazaki, and Kouki Uchiyama, the voice actors for Natsuki Hashiba, Tomoya Matsunaga, Keiichi Katakura, and Tsuyoshi Naoe, respectively.[25] The anime is listed with a total of 24 episodes in the six Blu-ray and DVD volumes.[26]

Live-action film[edit]

A live-action film adaptation directed by Ken Iizuka and distributed by Shochiku was released in Japanese theaters on July 6, 2018.[27][28][29]


The manga has over 3 million copies in print.[30]


  1. ^ a b c d e f g h i j k l m "Minami Mizuno's Nijiiro Days Manga Gets TV Anime Adaptation". Anime News Network. 9 August 2015. Retrieved 9 August 2015.
  2. ^ Chapter 1, Pages 1-2
  3. ^ Chapter 20
  4. ^ Chapter 12
  5. ^ Chapter 10
  6. ^ Chapter 11, Page 37
  7. ^ a b 虹色デイズ  16. Shueisha (in Japanese). Retrieved 1 January 2019.
  8. ^ "Rainbow Days - Le Manga et L'anime". manga.kaze.fr. Retrieved 5 February 2016.
  9. ^ 虹色デイズ  1. Shueisha (in Japanese). Retrieved 9 August 2015.
  10. ^ 虹色デイズ  2. Shueisha (in Japanese). Retrieved 9 August 2015.
  11. ^ 虹色デイズ  3. Shueisha (in Japanese). Retrieved 9 August 2015.
  12. ^ 虹色デイズ  4. Shueisha (in Japanese). Retrieved 9 August 2015.
  13. ^ 虹色デイズ  5. Shueisha (in Japanese). Retrieved 9 August 2015.
  14. ^ 虹色デイズ  6. Shueisha (in Japanese). Retrieved 9 August 2015.
  15. ^ 虹色デイズ  7. Shueisha (in Japanese). Retrieved 9 August 2015.
  16. ^ 虹色デイズ  8. Shueisha (in Japanese). Retrieved 9 August 2015.
  17. ^ 虹色デイズ  9. Shueisha (in Japanese). Retrieved 9 August 2015.
  18. ^ 虹色デイズ  10. Shueisha (in Japanese). Retrieved 22 August 2015.
  19. ^ 虹色デイズ  11. Shueisha (in Japanese). Retrieved 17 December 2015.
  20. ^ 虹色デイズ  12. Shueisha (in Japanese). Retrieved 6 April 2016.
  21. ^ 虹色デイズ  13. Shueisha (in Japanese). Retrieved 26 November 2016.
  22. ^ 虹色デイズ  14. Shueisha (in Japanese). Retrieved 26 November 2016.
  23. ^ 虹色デイズ  15. Shueisha (in Japanese). Retrieved 1 January 2019.
  24. ^ "Nijiiro Days Shōjo TV Anime Reveals January Debut, Visual, Open Auditions". Anime News Network. 12 October 2015. Retrieved 12 October 2015.
  25. ^ "Main Cast to Perform Nijiiro Days Anime's Ending Theme Song". Anime News Network. 11 November 2015. Retrieved 15 November 2015.
  26. ^ "Rainbow Days Anime Listed at 24 Episodes". Anime News Network. 23 January 2016. Retrieved 24 January 2016.
  27. ^ "虹色デイズ". eiga.com. Retrieved 10 October 2017.
  28. ^ "『虹色デイズ』実写映画化 佐野玲於・中川大志・高杉真宙・横浜流星"カルテット主演"". Oricon. Retrieved 10 October 2017.
  29. ^ "佐野&中川&高杉&横浜が仲良く"自撮り"!「虹色デイズ」ポスター完成". eiga.com. Retrieved 5 March 2018.
  30. ^ ""Nijiiro Days" Live-Action Film Full Trailer Introduces ED Theme Song by Kenji Furuya (Dragon Ash)". Crunchyroll. 13 March 2018. Retrieved 1 January 2018.

External links[edit]