- Country: Japan
- Genres: N/A
- Release: 1975-08-02
- Director: Kenjirô Morinaga
- Writers: Akira Saiga
- Language: Japanese
- Stars: Masako Mori , Junko Sakurada , Momoe Yamaguchi , Frankie Sakai , Yôko Minamida , Yûsuke Natsu , Kazuto Andô , Akira Hisamatsu , Yoshitaka Nagaoka , Rie Shimizu
- Runtime: 88 min
- Awards: N/A
- AKA: Flower Trio of the 11th Grade-The Age of First Love , Hana no kô 2 torio: Hatsukoi jidai (Japan) , Hana no kô-ni trio: Hatsukoi jidai , Time of First Love , Years of First Love , Hana no kô-ni trio: Hatsukoi jidai (Japan) , Wonderful Green Years
- Plot:
3 senior highschool girls help make a hot air balloon for a boy during their summer holidays and took up all sort of part-time jobs in the course.
- IMDB:tt4205300
Hana no kô-ni trio: Hatsukoi jidai Cast · · · ALL
Kenjirô Morinaga
Director
Momoe Yamaguchi
Aoi Tsuda
Junko Sakurada
Akane Takagi
Yumiko Fujita
Akira Hisamatsu
Yôko Minamida
Koshiro Asami
Yoshitaka Nagaoka