|Season 1, episode 3|
Tomoki tells Koromo how Touka recruited her to the Ryuumonbuchi team. Two years prior to the current story line, Touka was looking for recruits to join the mahjong team. Hagiyoshi then suggests a "RTS" online player to fill in the last spot. Touka says that she must play against this person to gauge her strength and spends days online in order to verse her.