Age: 26 Occupation: Systems Support Worker Taihei Doma is Umaru's older brother; he has an office job and also does the cooking and cleaning at his apartment which he shares with Umaru. He is also a perfect student (in his past) and the top of the top of onii-chan.
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Age: 26 Occupation: Systems Support Worker Taihei Doma is Umaru's older brother; he has an office job and also does the cooking and cleaning at his apartment which he shares with Umaru. He is also a perfect student (in his past) and the top of the top of onii-chan.
