He is sensitive,very mature,polite and gratefull for everything.he have an Undisclosed nature,he is trying to find out what happened on aogashima,and also cold attitude.he is the main protagonist of Jealousy's Book. He is the younger brother of Senzai Uchiumi, who died unknowingly.he is not flirty,sometime a little bit of mean,he is quite very cold and confused,a bit of nice.he is 22 year old his friends name is juno and yasu,yasu masashige is his best friend,he loves coffee and lemonade.