Born in Miura, Kanagawa Prefecture.
Having experienced the Great East Japan Earthquake in Miyagi Prefecture, he moved to Taiwan.
Completed a master's program in the Department of English, National Taiwan Normal University.

While in graduate school, he planned and coordinated Japan–Taiwan youth exchanges.
After graduating, under the motto "Making the world better by developing bridge-building talent," he founded Hiroki International Management Consulting Co., Ltd.
He has developed and implemented international exchange programs from scratch for young people at elementary, junior high, high school, and university levels in Japan and Taiwan.

Today he is active in a wide range of fields, including planning educational trips for young people from Japan and Taiwan, interpretation and translation (Japanese, Chinese, English), corporate training, lectures, narration, and regional revitalization projects in Taiwan.

His translations include "Super-Efficient Work Techniques Learned from TSMC" (Asahi Shimbun Publications), "Legacy of Time" (National Museum of History), and "Notes of a Plant Hunter" (TAICCA).
His many books include "1000 JLPT N1 Multiple-Choice Questions That Will Definitely Appear" (I'm Publishing).