- Akihisa Shiono (Zyuden Sentai Kyoryuger) as Koki Fujimoto, Yoichi's friend from college who is interested in him
- Yuito Obara as Shota Minagawa, Yoichi's cousin who lives with him
- Atomu Mizuishi (Fullmetal Alchemist, GARO ~Makai no Hana~) as Takeo Iwasaki, Yoichi's cousin who also lives with him
- Yasukaze Motomiya (Kamen Rider Blade) as Keppei Yoshitomi, the landlord of the house where Yoichi lives
The upcoming film stars Kosei Amano (Kamen Rider Blade) as Kazuaki Sakurai, a single, overworked, 38-year-old salaryman who was attracted to Yoichi Minagawa (played by Doubutsu Sentai Zyuohger's Tsurugi Watanabe), a young college student. It all started after an incident that involves Minagawa accidentally destroying his magazine, leading to him giving a replacement copy of it. Even though Sakurai finds this kid rude and arrogant, for some reason, he soon finds himself frequently visiting his household...
Directed by Kaori Tanimoto with scripts written by Natsuko Takahashi, Does the Flower Blossom? is set for a February 24, 2018 release.
[Source: Anime News Network]