Yoshi was born in Odawara at the foot of Mt. Hakone, grew up watching Mt. Hakone, and still lives in Odawara. He belongs to the Hakone Tourist Guide Association and tells customers about the charm of Hakone through the guides. He is a regular tour guide in Hakone Owakudani. He is a professional engineer in the environmental department and is also working on the conservation of the natural environment.