Irenka Inc.

Hiroshi Takayama

2026.02.26
Hiroshi Takayama
西野　虎太郎

Management consultant

Hiroshi Takayama

Hiroshi Takayama

Management consultant

Kotaro Nishino
Junya Morishige
Kei Nakano
Junnosuke Schneider
Irenka Inc.
Irenka Inc.
  • HOME
  • Company Profile
  • Contact Us
  • Privacy Policy
  • Disclosure pursuant to the Specified Commercial Transactions Act
© 2026 Irenka Inc.
  • Request for information
JPEN
  • HOME
  • Members-only page
  • Member Introduction
  • [App] Instruction Manual
  • Company Profile
  • Contact Us