also the most physically developed breasts of the Triomatic, which at times causes Miyuki and Chizuko consternation. For the most part Rin seems almost embarrassed when the other two complain about her breasts, but as the series goes on she becomes more and more comfortable with her "advantage", similar to their teacher, Shikijo-sensei. Rin's family is wealthy (coming from a long military line), and lives in a palatial estate filled with numerous pieces of art. In the manga, after the time lapse, it is shown that Rin has now become a teacher at the same junior high school she and her friends had attended when they were younger; similar to when they were younger, she is still the most developed. Chizuko is a cheerful and bright, short blonde-haired girl, and is the most innocent of the "Triomatic". For the most part she treats Suguru as a friend, almost like a brother, and is very loyal. Some of her comments suggest that she loves him as more than a friend, but that she has put them aside, feeling that her love is unrequited, and chooses to simply remain by Suguru’s side anyway. This notion is made somewhat evident when she states that Suguru won’t choose anyone among the “Triomatic”, because he values their friendship more than love. Chizuko enjoys food a great deal and has an extremely adept sense of taste, being able to identify the exact restaurant that a dish has come from and the exact origins of ingredients. Chizuko will often scream with absolute delight when she tastes Mahoro's cooking. While some initially mistake it as a scream of fear or horror, her friends know that it is a sign of culinary approval. In the manga, after the time lapse, it is shown that Chizuko went for her dream and became a popular author, most likely relating to food and taste. One of Suguru's male friends who shares his interest in dirty magazines. He has a crush on Minawa, which causes him much trouble because she doesn't understand his attempts to express his interest in her. At the end of the anime, it is suggested that once Minawa is completely healed, Hamaguchi enters into a relationship with Minawa. One of Suguru's male friends who also enjoys looking at dirty magazines. He is a kendo student, and is usually with Suguru's other friend Toshiya. In the manga, after the time