Amasawa Sayaka

She is older than Yoshiyuki and is a senior of Kanon and Ana. She is well-liked for her caring personality. She is also close friends with Shiori, a female doctor.

She is a glamorous, sexy, and sexually uninhibited woman, and she is very attractive as a woman to Yoshiyuki, taking the lead with her excellent technique. On the other hand, she also loves to be led strongly.