Satoshi was born and raised in Yokosuka and is known for his politeness. Originally he worked in Otemachi in the main offices for the Global Travel Agency, the largest travel agency chain in Japan. He was even one of the elite employees with the company, until a scandal in which he was used as a scapegoat and sent to work at the small agency in Dobuita. Despite his unfair demotion, he has continued to remain cheerful and work diligently. Since his transfer, he has lived alone, but recently his wife and children have been able to finally join him from Tokyo.
- Satoshi's zodiac sign is Aries and he has a A blood type.