Sekai-ichi Hatsukoi Wiki


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Welcome to Sekai-ichi Hatsukoi Wiki!
A Sekai-ichi Hatsukoi database that anyone can edit!
So far we have 108 articles! Contribute to make this wiki better!

Sekai-ichi Hatsukoi News
Animate no Baai cover

The Case of Animate goes on sale May 1st.

Funimation DVD set

Anime series DVD set released by Funimation

  • April 27, 2017 - Emerald's spring issue goes on sale. It will include a manga chapter for The Case of Ritsu Onodera and a light novel chapter for The Case of Yoshiyuki Hatori.
  • May 1st, 2017 - The new light novel The Case of Animate will go on sale.
  • July 1st, 2017 - The twelfth manga volume will go on sale in Japan.
  • July 1st, 2017 - The new light novel The Case of Yoshiyuki Hatori 2 will go on sale.


  • March 7th, 2017 - The anime series, including both seasons and both OVAs, was released on DVD in North America.
  • December 28, 2016 - Emerald's winter issue went on sale. It included a manga chapter for The Case of Ritsu Onodera and a light novel chapter for The Case of Yoshiyuki Hatori.
  • October 11th, 2016 - The fifth manga volume was released in North America.
  • August 30, 2016 - Emerald's summer issue went on sale. It included a manga chapter for The Case of Ritsu Onodera.
  • July 1st, 2016 - The eleventh manga volume was released in Japan.
  • 2016 - The light novel series' were republished in omnibus volumes in Japan.


  • The manga is ongoing and a new chapter is published about three times a year in Emerald magazine.
  • The first two seasons of the anime are officially available streaming on Crunchyroll.
  • The anime is finished and there is no word on a new season or installment.
About Sekai-ichi Hatsukoi

First manga volume

Sekai-ichi Hatsukoi (世界一初恋), or The World's Greatest First Love, is a Japanese BL series created by Shungiku Nakamura. It began as a manga and light novel series in 2006. In 2011, it was adapted into an anime television series, focusing mainly on the manga. It has additionally been adapted into a drama CD series, and has additional content such as radio CDs and character songs performed by the anime voice actors.

The Case of Ritsu Onodera (小野寺律の場合, Onodera Ritsu no Baai) is the main story told in the manga series and the anime adaptation . It follows Ritsu Onodera, a literature editor, as he begins a new job in shoujo manga at Marukawa Publishing. His new boss, Masamune Takano, turns out to be Ritsu's first love from high school.


First light novel volume

The Case of Chiaki Yoshino (吉野千秋の場合, Yoshino Chiaki no Baai) is the first light novel series. It follows mangaka Chiaki Yoshino and his developing relationship with lifelong friend and current editor Yoshiyuki Hatori, and the love triangle formed with Yuu Yanase, Chiaki's friend who also vies for Chiaki's affections.

The Case of Shouta Kisa (木佐 翔太の場合, Kisa Shouta no Baai) is a story told in the manga series beginning in 2009. It follows the relationship between Shouta Kisa, a shoujo manga editor, and Kou Yukina, a bookstore employee and fan of Kisa's work.

The Case of Takafumi Yokozawa (横澤隆史の場合, Yokozawa Takafumi no Baai) is the second light novel series which began publication in 2011. It follows the relationship between Takafumi Yokozawa and Zen Kirishima.

The Case of Animate is a new light novel series coming out in 2017.

Featured Character
Yuu Yanase is a supporting character in the Sekai-ichi Hatsukoi series. He is a mangaka assistant with Marukawa Publishing and usually works with his friend and love interest Chiaki Yoshino.

Yuu has long held feelings for Chiaki, and he continues to try to seduce him even after Chiaki begins a relationship with Yoshiyuki Hatori. Read more!

Featured Episode
After Chiaki pushes Hatori away ep06
"Go to The Sea, If You Would Fish Well" is the sixth episode of the Sekai-ichi Hatsukoi anime series. The episode follows the couple Chiaki Yoshino and Yoshiyuki Hatori, and the love triangle with Yuu Yanase.

Chiaki is still getting used to being intimate with Hatori and pushes him away. Tensions continue to rise with the annual Marukawa New Year's party. Read more!

Get involved!

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  • Edit your own user page - it's good practice for beginners, and it'll tell us a bit about you!
  • Add information to existing pages.
  • Add plot summaries to manga volume pages and light novel pages.
  • Edit pages for spelling and grammar.
  • Create character pages for characters who don't have them yet.
  • Feel free to discuss improvements that can be made to the wiki on talk pages and in the forum.
  • Not sure about editing? Check out some tutorials for the basics, and feel free to test edits in the sandbox!
Main Relationships
Current Poll
Would you watch season 3 if there was one?

The poll was created at 06:46 on March 6, 2017, and so far 38 people voted.
Poll Results

Who is your favorite male character?

  • Ritsu Onodera (57, 30.48%)
  • Masamune Takano (57, 30.48%)
  • Shouta Kisa (23, 12.3%)
  • Kou Yukina (18, 9.63%)
  • Yoshiyuki Hatori (8, 4.28%)
  • Chiaki Yoshino (7, 3.74%)
  • Takafumi Yokozawa (7, 3.74%)
  • Zen Kirishima (5, 2.67%)
  • Yuu Yanase (4, 2.14%)
  • Someone else! (1, .53%)

Love rival you wouldn't mind seeing succeed?

  • Yuu Yanase (34, 89.47%)
  • An Kohinata (2, 5.26%)
  • Arata Haitani (1, 2.63%)
  • Takafumi Yokozawa (1, 2.63%)

Which Sekai-ichi Hatsukoi couple is your favorite?

  • Ritsu and Takano! (62, 46.62%)
  • All of them! I can't decide! (28, 21.05%)
  • Kisa and Yukina! (23, 17.29%)
  • Yokozawa and Kirishima! (15, 11.28%)
  • Chiaki and Hatori! (5, 3.76%)

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