Graduated from the Department of Human Relations, Faculty of Letters, Keio University. Since 1999, he has operated a cram school, a marriage consultation office, a second-hand goods store, and other businesses, mainly in Kanagawa Prefecture. After expanding the second-hand goods store to 30 stores in the prefecture, he was strategically bought out. Since then, he has been active as a writer, columnist, and advisor specializing in cross-border e-commerce and industries.