Age: 16
Height: 154 cm
Weight: 42 kg
Koishi is one of Kei's close friends and also seeks a romantic connection with him. Her family runs a grocery store, and she frequently delivers orders to customers.
She has an upbeat personality and is only seen crying when issues concerning Kei arise. Ichigo often gets annoyed because Koishi hesitates to act on her feelings, leading to missed opportunities. By the time she finally expresses her true emotions to Kei, he is already deeply in love with Mizuho.
In the OVA, it is revealed that Koishi and Yamada have started a sexual relationship.
herikawa koishi
Characters
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Kazami Mizuho
Supporting
Name: Mizuho KazamiRace: 1/2 Alien 1/2 HumanAge: 23 YearsHair: Hot PinkEyes: PurpleHeight: 170 cmStatus: Galaxy Federation resident observerMiss Mizuho Kazami is no ordinary high school teacher. She is actually a resident observer for the Galaxy Federati...
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Kusanagi Kei
Supporting
Age: 18Height: 155 cmKei Kusanagi is living the life of a fifteen-year-old boy. He has a unique disease which causes his body to shutdown into a death-like state whenever he becomes too stressed or depressed. He calls this a "standstill". The amount of ti...
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Edajima Minoru
Supporting
Keis uncle and doctor of the local clinic. Minoru is something of a lecherous rogue, continually making wolfish comments regarding the attractiveness of passing women. He even does within earshot of his wife, who often retaliates with a measured degree of...
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Edajima Konoha
Supporting
Keis aunt and nurse of the local clinic. A warm, kind-hearted and quite attractive woman who puts up with her husbands behavior only so much before she starts to get really angry at him. It is evident that she is the more mature member of their pair, and ...
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Herikawa Koishi
Supporting
Age: 16Height: 154 cmWeight: 42 kgShe is one of Keis close friends who also pursues a romantic relationship with Kei. Her parents own a grocery store and she often has to go to deliver food that people ordered. Koishi has a happy-disposition to her person...
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Kazami Maho
Supporting
Maho is Mizuhos little sister. She is very close to her sister, initially refusing to accept the fact that Kei is married to her, but eventually warms up to him....
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Kazami Hatsuho
Supporting
Mizuho's mother, who is very fond of Kei, whom she claims resembles her late husband. She is a very sensual, self-assured, bold but subtly assertive woman. She is not above playfully teasing her oldest daughter and son-in-law, demanding to know intimate d...
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Kusanagi Kozue
Supporting
Kei Kusanagi's elder sister.In a flashback which is shown during a critical 'standstill,' it is revealed that Kozue was a very bright (though possibly mentally disturbed) girl who felt that human emotions were the cause of much suffering in the world, and...
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Magumo Hyosuke
Supporting
A brash student with dyed blonde hair, Hyosuke aspires to attend college at Tokyo University and become a professional statesman, much like his brother. Hyousukes demanor is initially that of a shallow attention-seeker, but after he becomes romantically i...