Ms. Toono is on the left. The red-haired woman on the right shares her forename but not surname, Misako Tachibana. Lost M is a 2004 video game by 0verflow. At least one of its characters, Misako Toono, makes a later appearance in the 2010 game Cross Days. Characters Shuuhei Toono (protagonist) Misako Tashibana - Shuuhei's biological mother. Misako Toono - Shuuhei's step-mother, Kozo's second wife, and Meiko's mother. Meiko Toono - Misako Toono's daughter. Kouzou Toono - Shuuhei's father and Misako Toono's second husband. Madoka Kanzaki - Shuuhei's classmate.