Poison Berry in My Brain (literal title)(??ポイズンベリ?)is a May 9, 2015 Movie directed by Yuichi Sato Japan.
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.