Takuma is 5, the older twin brother of Kazuma Mamizuka and is the son of Umi and Kousuke.Takuma has unkempt, blonde hair with rosy pink cheeks and light brown eyes. He is always seen with a big smile on his face and is well known for his mother's "eye smile". Takuma is identical to his twin Kazuma and is always seen hand in hand with his brother.Kazuma is 4, has blonde, unkempt hair and light brown teary eyes. He is generally seen as the "cry baby" of the bunch and is seen with rosy pink cheeks