Haibara's Teenage New Game+

Haibara's Teenage New Game+
First light novel volume cover
灰原くんの強くて青春ニューゲーム
(Haibara-kun no Tsuyokute Seishun Nyū Gēmu)
GenreRomantic comedy[1]
Light novel
Written byKazuki Amamiya
Illustrated byGin
Published byHobby Japan
English publisher
ImprintHJ Bunko
Original runDecember 1, 2021 – present
Volumes9
Manga
Written byKazuki Amamiya
Illustrated byMisaomaru
Published byHobby Japan
ImprintHJ Comics
MagazineComic Fire
Original runJune 16, 2023 – August 29, 2024
Volumes3
Manga
Ame ni Utareru Kimi ni Kasa o Sasō
Written byKazuki Amamiya
Illustrated byComochiya
Published byHobby Japan
MagazineComic Fire
Original runDecember 19, 2024 – present
Anime television series
Directed byMisuzu Hoshino
Written byKeiichirō Ōchi
Music bySōnosuke Takao
StudioStudio Comet
Original networkTBS, BS11
Original run April 3, 2026 – scheduled

Haibara's Teenage New Game+ (Japanese: 灰原くんの強くて青春ニューゲーム, Hepburn: Haibara-kun no Tsuyokute Seishun Nyū Gēmu) is a Japanese light novel series written by Kazuki Amamiya and illustrated by Gin. It began publication under Hobby Japan's HJ Bunko light novel imprint in December 2021. A full-colored vertical manga adaptation illustrated by Misaomaru was serialized on Hobby Japan's Comic Fire manga website from June 2023 to August 2024, with a sequel illustrated by Comochiya beginning serialization on the same website in December 2024. An anime television series adaptation produced by Studio Comet is set to premiere in April 2026.

Plot

Natsuki Haibara, a fourth-year university student, was planning for his life after graduation when he is suddenly transported back in time. He finds himself seven years in the past to when he was a first-year high school student. As he has retained memories and skills from his university life, he aims to relive his high school days and deal with his past regrets, including becoming friends with his former crush Hikari Hoshimiya.

Characters

Natsuki Haibara (灰原 夏希, Haibara Natsuki)
Voiced by: Yūto Uemura[2]
A university student who is sent back to the past and is now reliving his high school life. He had many regrets in his previous life and aims to avoid the mistakes he made before.
Hikari Hoshimiya (星宮 陽花里, Hoshimiya Hikari)
Voiced by: Kanon Takao[2]
A beautiful high school student that Natsuki crushed on when he was in high school. In his new life, he befriends her, and though she is unaware of his feelings for her, she still comes to care for him.
Miori Motomiya (本宮美織, Motomiya Miori)
Voiced by: Kanna Nakamura[3]
Uta Sakura (佐倉 詩, Sakura Uta)
Voiced by: Aya Yamane[3]
Yuino Nanase (七瀬唯乃, Nanase Yuino)
Voiced by: Sayumi Suzushiro[3]
Tatsuya Nagiura (凪浦竜也, Nagiura Tatsuya)
Voiced by: Ryōta Suzuki[4]
Reita Shiratori (白鳥怜太, Shiratori Reita)
Voiced by: Tomohiro Ōno[4]

Media

Light novel

Written by Kazuki Amamiya and illustrated by Gin, Haibara's Teenage New Game+ began publication under Hobby Japan's HJ Bunko light novel imprint on December 1, 2021. Nine volumes have been released as of July 1, 2025.[5] The series is licensed in English by J-Novel Club.[6]

No. Original release date Original ISBN North American release date North American ISBN
1December 1, 2021[7]978-4-7986-2680-2December 19, 2022[8]978-1-71-834280-4
2June 1, 2022[9]978-4-7986-2845-5February 20, 2023[8]978-1-71-834282-8
3November 1, 2022[10]978-4-7986-2984-1May 15, 2023[8]978-1-71-834284-2
4March 1, 2023[11]978-4-7986-3094-6August 25, 2023[8]978-1-71-834286-6
5June 30, 2023[12]978-4-7986-3218-6November 20, 2023[8]978-1-71-834288-0
6December 1, 2023[13]978-4-7986-3358-9April 26, 2024[8]978-1-71-834290-3
7May 31, 2024[14]978-4-7986-3552-1November 22, 2024[8]978-1-71-834292-7
8December 27, 2024[15]978-4-7986-3723-5June 20, 2025[8]978-1-71-834294-1
9July 1, 2025[5]978-4-7986-3887-4February 27, 2026[8]978-1-71-834296-5
10April 1, 2026[16]978-4-7986-4060-0——

Manga

A full-colored vertical manga adaptation illustrated by Misaomaru was serialized on Hobby Japan's Comic Fire manga website from June 16, 2023, to August 29, 2024.[1][17] Its chapters have been compiled into three digital volumes as of February 2026.[18]

A sequel illustrated by Comochiya began serialization on the same website on December 19, 2024.[19]

No. Release date ISBN
1August 1, 2025[20]—
2October 31, 2025[21]—
3February 2, 2026[18]—

Anime

An anime adaptation was announced by the HJ Bunko X (formerly Twitter) account on July 1, 2025.[22][23] It was later confirmed to be a television series that will be produced by Studio Comet and directed by Misuzu Hoshino, with series composition handled by Keiichirō Ōchi, characters designed by Hiromi Ono, and music composed by Sōnosuke Takao. It is set to premiere on April 3, 2026, on TBS and BS11.[2][24] The opening theme song is "Fly Again!!" performed by Ami Maeshima, while the ending theme song is "Dramatic Tōhikō" (ドラマチック逃避行; 'Dramatic Runaway Trip') performed by Aimi.[25]

Reception

The series won the grand prize at the HJ Novel Award in 2020.[26]

See also

  • Rebuild World, another light novel series with the same illustrator

References

  1. ^ a b 『灰原くんの強くて青春ニューゲーム』のコミカライズ連載が縦読みフルカラー漫画として開始. ln-news.com (in Japanese). June 17, 2023. Retrieved April 21, 2025.
  2. ^ a b c Hodgkins, Crystalyn (November 28, 2025). "Haibara's Teenage New Game+ Anime Reveals TV Format, Main Cast, April 2026 Debut in Video". Anime News Network. Retrieved November 28, 2025.
  3. ^ a b c Hodgkins, Crystalyn (February 5, 2026). "Haibara's Teenage New Game+ Anime Reveals 1st Promo Video, More Cast". Anime News Network. Retrieved February 5, 2026.
  4. ^ a b Hodgkins, Crystalyn (February 19, 2026). "Ryōta Suzuki, Tomohiro Ōno Join Cast of Haibara's Teenage New Game+ Anime". Anime News Network. Retrieved February 19, 2026.
  5. ^ a b 灰原くんの強くて青春ニューゲーム 9 (in Japanese). Hobby Japan. Retrieved June 19, 2025.
  6. ^ Mateo, Alex (October 12, 2022). "J-Novel Club Licenses 3 Manga, 2 Light Novels". Anime News Network. Retrieved April 21, 2025.
  7. ^ 灰原くんの強くて青春ニューゲーム 1 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  8. ^ a b c d e f g h i "Haibara's Teenage New Game+". J-Novel Club. Retrieved April 21, 2025.
  9. ^ 灰原くんの強くて青春ニューゲーム 2 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  10. ^ 灰原くんの強くて青春ニューゲーム 3 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  11. ^ 灰原くんの強くて青春ニューゲーム 4 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  12. ^ 灰原くんの強くて青春ニューゲーム 5 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  13. ^ 灰原くんの強くて青春ニューゲーム 6 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  14. ^ 灰原くんの強くて青春ニューゲーム 7 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  15. ^ 灰原くんの強くて青春ニューゲーム 8 (in Japanese). Hobby Japan. Retrieved April 21, 2025.
  16. ^ 灰原くんの強くて青春ニューゲーム 10 (in Japanese). Hobby Japan. Retrieved March 18, 2026.
  17. ^ 灰原くんの強くて青春ニューゲーム. Comic Fire (in Japanese). Hobby Japan. Retrieved August 12, 2025.
  18. ^ a b 【電子版】灰原くんの強くて青春ニューゲーム 3 (in Japanese). Hobby Japan. Retrieved January 27, 2026.
  19. ^ 灰原くんの強くて青春ニューゲーム ～雨に打たれる君に傘を差そう～. Comic Fire (in Japanese). Hobby Japan. Retrieved August 12, 2025.
  20. ^ 【電子版】灰原くんの強くて青春ニューゲーム 1 (in Japanese). Hobby Japan. Retrieved August 12, 2025.
  21. ^ 【電子版】灰原くんの強くて青春ニューゲーム 2 (in Japanese). Hobby Japan. Retrieved October 31, 2025.
  22. ^ Luster, Joseph (June 30, 2025). "Haibara's Teenage New Game+ Anime Adaptation Announced". Crunchyroll. Retrieved June 30, 2025.
  23. ^ Tai, Anita (June 30, 2025). "Haibara's Teenage New Game+ Novels Have Anime in the Works". Anime News Network. Retrieved July 1, 2025.
  24. ^ Hodgkins, Crystalyn (March 12, 2026). "Haibara's Teenage New Game+ Anime Reveals April 2 Debut, Previews Theme Song in New Promo Video". Anime News Network. Retrieved March 12, 2026.
  25. ^ Hodgkins, Crystalyn (March 5, 2026). "Ami Maeshima, Aimi Perform Themes for Haibara's Teenage New Game+ Anime". Anime News Network. Retrieved March 5, 2026.
  26. ^ 『灰原くんの強くて青春ニューゲーム』がHJ小説大賞2020「年間最優秀賞」に選出　西山宏太朗さん＆高橋李依さん出演のスペシャルPVも公開. LN-news.com (in Japanese). March 27, 2022. Retrieved April 21, 2025.
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