Name: Koune Zai ( Western: Zai Koune)
Weight: 121 Ibs (55 Kg)
Height: 5'5" (165 cm)
Birthday: 8 May 2009
Released date: ??
Character item: Pepsi
Personality: Very playful guy who always hang out with Kaine Soru. He always use advantage on Soru so he won't get himself trouble for it. He is seen abuse Soru when he is not realized on what he did. For example, trying to make fun of Sui and using Soru as his cover up on his act. He like to drink Pepsi like Soru, drinking his cola. Both of them like to fighting each other but later they back as friend again.
His family name "Koune" written as 甲音 means "Instep sound".
His surname "Zai" can be written as 剤 that means "drug/medicine"