Hasegawa occupies room 201 of the apartment that Takemoto, Mayama and Morita currently live in. His floor mates are Takemoto and Morita. After he graduates, he takes over his family's noodle making business and open a restaurant next door to the factory, as well as using his art skills to make pottery to sell at the restaurant. Hasegawa becomes very successful and his restaurant is very popular for tourists and is also mentioned in some guidebooks.