Manga: Chapter 22
The corporation owns cars, banks, real estate... By the hundreds, everything' related to companies has crossed over to the Great Corporation. Miina Isurugi is his heiress to his empire. Yoshimi Isurugi is the CEO of the corporation.
Adult Camp arc
Animal Battle arc
Hideo Igarashi recalled his visit at the Isurugi's mansion, where many international and national VIPs were invited to see the CEO Yoshimi Isurugi.
- There was a mistranslation in the manga: Zaibatsu Isurugi is not a person, but it actually means Isurugi Corporation/Empire.