Ronin Warriors
Toriumi was born in the northern Japanese prefecture of Hokkaidō. After trying his hand at live-action at Nikkatsu, he began writing animation scripts at Mushi Productions for "Mighty Atom" ("Astro Boy") in 1964. He went on to devote himself full-time to television at Tatsunoko Production in 1965. He contributed to "Casshern", "" and "Time Bokan". He later began writing for such Sunrise works as "Armored Trooper VOTOMS", "Yoroiden Samurai Troopers" ("Ronin Warriors"), "Mister Ajikko". He also wrote the novel versions of "Gatchaman", "Shin Heiyōden" and Dororo, as well as the "Anime Scenario Nyūmon" (The Introduction to Anime Scriptwriting).