Nine New Cast Members Join 'Bye Bye Love: The Detective Is in the Bar'
The first 'Detective is in the Bar' film in nine years introduces a new underboss played by Tomoya Nakamura, replacing a long-running character from previous entries.
Key Facts
- The film 'Bye Bye Love: The Detective is in the Bar' releases in Japanese theaters on December 25, 2026.
- It is the fourth film in the series and arrives nine years after the previous installment.
- The film is directed by Kazuya Shiraishi and written by series screenwriter Ryota Furusawa.
- Tomoya Nakamura joins the cast as Adachi, the new underboss of the Kirihara group, replacing Yutaka Matsushige's character Aida.
- The story is set in Susukino, Sapporo, and involves a request from Junko, played by Kyoka Suzuki.
Reporting from 2 sources: Cinema Today, Magmix.
The fourth film in the 'Detective is in the Bar' series, titled 'Bye Bye Love: The Detective is in the Bar', has announced nine new cast members. The film is set for release on December 25, 2026, nine years after the previous installment. Directed by Kazuya Shiraishi and written by series screenwriter Ryota Furusawa, the movie stars Yo Oizumi as the detective and Ryuhei Matsuda as his partner Takada. The new cast includes Aju Makita as Akemi, a runaway high school girl and niece of recurring character Gen-chan; Koji Yamamoto as town mayor Okuji Yutaro; Takuma Oto as Mori Gousuke, president of a powerful local company; and Tomoya Nakamura as Adachi, the new underboss of the Kirihara group, replacing Yutaka Matsushige's character Aida. Additional cast members are Keiko Horiuchi as Misako, Toshinori Omi as Nakatani Shigeo, Hiromasa Taguchi as the Fukuoka yakuza Togashi, Takamitsu Nonaka as detective Midorikawa, and Shingo Mizusawa as Morino Kenkichi. The story follows the detective and Takada as they become entangled in a conspiracy after a request from Junko, played by Kyoka Suzuki.
The fourth film in the 'Detective is in the Bar' series, 'Bye Bye Love: The Detective is in the Bar', will open in Japanese theaters on December 25, 2026. Directed by Kazuya Shiraishi and written by Ryota Furusawa, the film stars Yo Oizumi and Ryuhei Matsuda as the detective duo. Nine new cast members have been announced, joining previously confirmed lead Kyoka Suzuki.
- Aju Makita: as Akemi, a runaway high school girl and niece of Gen-chan
- Koji Yamamoto: as Okuji Yutaro, the current town mayor of Tokotan
- Takuma Oto: as Mori Gousuke, president of the powerful Mori Sangyo company
- Tomoya Nakamura: as Adachi, the new underboss of the Kirihara group
- Keiko Horiuchi: as Misako, the proprietress of a bar-inn in Tokotan
- Toshinori Omi: as Nakatani Shigeo, father of a missing young man
- Hiromasa Taguchi: as Togashi, a yakuza from Hakata
- Takamitsu Nonaka: as Midorikawa, a sharp-shooting police detective in Tokotan
- Shingo Mizusawa: as Morino Kenkichi, a subordinate of Mori Gousuke
Synthesized by Yomimono from the 2 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.