Be the only one for you .

If you look around, you see we are here to help. That’s why we can offer solutions on site.

This is the conclusion of Issei’s strategy that we send our advisor to the client office to live there based on a "advisor-resident style".
The dedicated professional team, who have accumulated ideas and skills, will be stationed on a long term basis on site, so that we can respond “Right on the spot”, instead of 3 days later or next week, once we receive the "Help-us" sign.

We go beyond the brain of the client, but learn the culture of the client company, share the same mindset at the same body temperature.

We are proud of our partnership with clients, lasting for more than 10, 20 and 30 years, who believe in us, saying, "That's what Issei always do."

Issei will continue to do our utmost best to ensure that we deliver the most valuable results to our clients. We will be a single star that brightens the future of the client company. That is our wish.


  • Company name
    Issei Planning Inc.
    February 13, 1975
    11,000,000 Yen
    Representative Director & Chairman
    Kunishige Hattori
    Representative Director & President
    Koji Hattori
    Managing Director
    Yuji Okazoe
    Managing Director
    Jun Miura
    Number of employee
    55 (as of February 2022)
    Business details

    Website management by dedicated staff (outsourcing)

    Planning and design of web contents/app

    Development/production/operation of CMS

    Development and operation of web based system

    Digital marketing

    Graphic design of the advertisement and SP tools

    Production and producing of images and web videos

    Live broadcasting services of company-wide events and meetings.

    Principal customers

    Kinki Nippon Tourist Group


    Sapporo Breweries Limited


    JAL Mileage Bank Co., Ltd.

    Tokyo Metropolitan Government

    Tokyo Convention & Visitors Bureau

    Narita International Airport Corporation

    The Professional Golfers’Association of Japan

    Panasonic Corporation

    Premium Platform Japan ,Inc.

    Meiji Gakuin University

    Meiji Yasuda Life Insurance Company


    and many other blue-chip companies

    Member organizations
    The Organization of Advertising Creation (OAC)
  • Location
    Head office
    Matsumoto Bldg. 7F, 14-15, Nihonbashi Odenmacho Chuo-ku, Tokyo, Japan
    Singapore Branch
    396 River Valley Road, #02-10 RV Suites,
    Singapore 248289

Contact us

  • TEL:+81-3-5847-1870