This is an app that allows you to see the activities and services of popular song, jazz, chanson singer & piano player "Masato Sekiguchi" in one stop (one place).
View performance schedule, videos, and activities on SNS. Services such as full-body body training web seminars and online stores. Information about the fan club.
An overview of the company "Sekiguchi Kikaku LLC" operated by Masato Sekiguchi.
App membership registration and member-only information are also available!