Kato Daiki

Name: Kato Daiki
Native name: 加藤大樹
Also Known as: 미도리, 카토 다이키, 大樹緑, Midori, かとうだいき
Nationality: Japanese
Gender: Male
Born: October 8, 2004
Age: 21

Kato Daiki is a Japanese singer, dancer, and member of KO1KEYZ (コイキーズ/ 코이키즈) under Lapone Entertainment (LAPONE 엔터테인먼트).

He first appeared on TV in March 2024, when he entered the South Korean survival show "MAKE MATE 1" (under the stage name Midori) but was eliminated in the third round.

In January 2026, he entered the Lemino singing survival show "Produce 101 Japan: Shinsekai", where he placed 1st in the finale, earning him a spot in the debut group. In August 2026, they pre-released the song "KO1KEYZ". They made their debut in Japan and South Korea simultaneously on October 7th, 2026.

(Source: MyDramaList) Edit Biography

Year	Title	#	Role	Rating
2026	Wanna One Go in LA Korean TV Show, 2026, 2 eps (Ep. 1) (Guest)	2	(Ep. 1) Guest	0.0
2026	Choi Crew Korean TV Show, 2026, 12 eps (Ep. 8) (Guest)	12	(Ep. 8) Guest	0.0
2026	Produce 101 Japan: Shinsekai Japanese TV Show, 2026, 11 eps [Contestant] (Regular Member)	11	[Contestant] Regular Member	7.4
2025	Would You Record Korean TV Show, 2025, 17 eps (Ep. 18) (Guest)	17	(Ep. 18) Guest	0.0
2024	Make Mate 1 Korean TV Show, 2024, 10 eps [Contestant] (Regular Member)	10	[Contestant] Regular Member	7.4