He is famous for writing screenplays for many popular Japanese films and TV dramas, including:
* Movies:
* "The Twilight Samurai" (2002)
* "The Last Samurai" (2003)
* "Letters from Iwo Jima" (2006)
* "The Boy in Striped Pajamas" (2008)
* "The Wind Rises" (2013)
* "The Boy and the Beast" (2015)
* TV Dramas:
* "Hissho! Tenka no Goiken" (1995)
* "Aoi Toki" (2003)
* "Sekai Ichi Utsukushii Koi Monogatari" (2006)
* "The Last Hope" (2010)
* "Kaseifu no Mitsuzo" (2010)
You can find more details about his work by searching for him on online movie databases like IMDb.