Hidenori Shiga

Hidenori Shiga (志賀 秀徳, Shiga Hidenori) is a character from the original oneshot who forces Namiko to date him by threatening to reveal to Ichirō that she is not her sister, as Ichirō believes.

Appearance
Bossun refers to him as "party glasses" (パーティーメガネ, Paateii megane), due to his unusual eyeglasses.