Kayama Tsugumi

Zodiac: Leo

Nozomi's close friend from the old days (?).
She belongs to the school's softball team and acts like a confident big sister to her fellow classmates and teammates. She comes from a family of five, which include her parents and two younger brothers.
Tsugumi seems to be busy with club activities and doesn't have time for love affairs. Despite this, she shows interest in Nozomi, Takuma, and Naoya's love affairs, giving them various advice, encouraging them and interfering when they need her help.