I Am Torataro Brother

The cute Torataro, the mischievous Wolf Taka, the opposite character Takuma, the two brothers, and the little sister Qi Rin who likes miko and forgives her hair~ Kashima Ryuichi who came from time travel always thought that he could not live in the ordinary life, until Ryuichi found out that he had a sister who drew notebooks for no reason, a female classmate who was extremely advanced in the second grade. She shouted all day long to find the unknown boundary line, only to realize that it was not that simple...