|Rikuzen Natsumi陸前 なつみ|
|Hair||Brown, Short, V Bangs|
|Body||Pale, Slim, Small Breasts, Teen|
|Clothes||Ankle Boots, Bunny Dress, Patterned Thigh-high Stockings, Ribbon Hair Accessory, Sailor School Uniform|
|Personality||Honest, Kind, Outgoing|
|Role||Kouhai, Living Alone, Neighbor, Tenth Grader|
|Visual novels||Side character - Hitomi no Rakuin 2 ~Zettai Fukahi no Shinbigan~|
A first-year student who lives close to Kouichi's and goes to the same school as Mari. She is an only child but lives by herself because of her school and sometimes feel homesick. Calls Kouichi "onii-san" and is a honest and natural girl who easily trusts the people around her.