誰かが必要としている誰かを。
この人と出会うべきあの人を。

（株）コセイは、個性の足し算や掛け算をビジネスへと繋げる
「ヒト」『モノ』クリエイティブ集団です。

Kosei supports businesses and individual creators by elevating their image. We focus on public image through advertising and media appearances, but we also seek foster your own image through individual creative management, casting, contract management, and digital platform creation.