Idolish 7: Trigger - Before the Radiant Glory ( アイドリッシュセブン TRIGGER -before The Radiant Glory-) is a manga spin-off of the Japanese mobile app, Idolish 7. It was illustrated by Arina Tanemura and based on a novel by Bunta Tsushimi. The manga was serialized in Hakusensha's LaLa DX magazine.
The story details how Idolish 7's rival Trigger formed two years prior. Despite their contrasting personalities, Tenn Kujo, Gaku Yaotome, and Ryunosuke Tsunashi come together and become one of Japan's top idols.
- Main article: List of Idolish 7 characters
- The leader of Trigger and son of Sosuke Yaotome, the president of Yaotome Agency.
- Marketed as "dangerous and sexy", Ryunosuke is actually shy and acts as the mediator between Tenn and Gaku.
The manga ran for three chapters from February to June 2016 in Hakusensha's LaLa DX. Arina Tanemura illustrated the series based on a story from the light novel Idolish 7: Prayer to the Shooting Star by Bunta Tsushimi. Tanemura also illustrated the cover of the novel.