Ueda Masato

 (上田将人), better known by his stage name MASATO (マサト), is a member of Maison B.

Profile

 * Position: Vocal
 * Hobbies: Watching movies, driving, looking for vintage clothes, reading anime and manga
 * Special skill: Cooking (Specialties: fried rice, pasta)
 * He was a contestant on PRODUCE 101 JAPAN SEASON2. His final rank was #38.