Ringo Mitsui

Ringo Mitsui (三井 林檎, Mitsui Ringo) is a member of the Deka Club at Kaimei High School who was ordered to watch Tsubaki's movements. Unfortunately, her club leader forgets about having issued the order.

Appearance
Ringo is a normal girl with thin, round glasses. Like most girls, she wears her school uniform with a vest and an ascot. She has two bangs at the front that extends sideways. She has a ponytail tied into a bun.

Personality
Ringo is a hard working girl who follows Dekata's orders.

Etymology

 * The name Ringo means "apple" (林檎).
 * Ringo's surname Mitsui means "three" (三) (mitsu) and "well, mine shaft, pit" (井) (i).