Company Information


1947 Founder, Mizukami, Kunihiko establishes Hakusuisha Inc. (Osaka firm) in Osaka’s Minami-ku.
1954 Hakusuisha Inc. (Tokyo firm) established in Nihonbashi Kayabacho, Chuo-ku, Tokyo and operation begins with a two-company structure.
1967 Registered as a construction contractor, registered as a firm with a first-class architect.
1978 Tokyo and Osaka firms merge (Tokyo and Osaka firms continue to operate under the same trade names).
1981 Tokyo and Osaka firms change trade names and operation begins with a new structure comprised of the Tokyo Headquarters and Osaka Branch Office.
1985 Headquarters building completed at current location in Nihonbashi Kayabacho, Chuo-ku, Tokyo.
1991 Fukuoka Sales Office opened in Chuo-ku, Fukuoka City.
1992 Building 2 “SENSE” completed next to Headquarters building.
1997 Celebrated 50 years in operation
2007 Obtained privacy mark certification.
2014 Began advertising agency operation.
2015 Business alliance with NOTION INC.
2016 Business and capital alliance with A-Plus Design Inc.
2017 Established Hakusuisha Progress Brains Inc. to enhance and expand our promotion business.
2022 Merged with Hakusuisha Progress Brains Inc.
2023 Head office relocated to Nihonbashi Kabuto-cho, Chuo-ku, Tokyo