Nounai Poison Berry

Movie: Poison Berry in My Brain (literal title)
Romaji: Nounai Poison Berry
Japanese: 脳内ポイズンベリー
Director: Yuichi Sato
Writer: Setona Mizushiro (manga)
Cinematographer:
Release Date: May 9, 2015
Distributor: Toho
Language: Japanese
Country: Japan

Plot
Ichiko (Yoko Maki) is a 30-year-old unemployed woman. She meets Ryoichi (Yuki Furukawa) at a drinking establishment. Even though he is a lot younger than her, she can't forget him. Meanwhile, Ichiko has 5 different characters in her brain that governs her actions. The 5 characters are Yoshida (Hidetoshi Nishijima), Ishibashi (Ryunosuke Kamiki), Ikeda (Yo Yoshida), Hatoko (Hiyori Sakurada) and Kishi (Kazuyuki Asano). These 5 character then have a fierce meeting.

Yoshida presides over the meeting as the chairman. Ishibashi is the optimist. Ikeda is the pessimist. Hatoko is the character that lives in the moment and Kishi thinks about the past.

Cast
Yoko Maki
Yuki Furukawa
Songha
Hidetoshi Nishijima
Ryunosuke Kamiki
Yo Yoshida Hiyori
Sakurada
Kazuyuki Asano