Representative Director

Tsubasa Ueno

B.A. in Economics, School of Political Science and Economics, Meiji University
2014　MUFG Bank, Ltd.
2017　Director of KAPOC Co., Ltd.
2018　Representative Director of Riken Alumite Industry Co., Ltd.
2021　Representative Director of Kanto Chemical Industry Co., Ltd.
2022　Representative Director of RC HOLDINGS Co., Ltd.
2022　Representative Director of Miyako Seiki Co., Ltd.
2023　Representative Director of SANEI Co., Ltd.

Director

Taisuke Maki

B.A. in International Economics, Hosei University
2013　MUFG Bank, Ltd.
2018　Deloitte Tohmatsu Financial Advisory LLC
2021　Executive CFO of Riken Alumite Industry Co., LTD.
2021　Director of Kanto Chemical Industry Co., Ltd.
2022　Director CFO of RC HOLDINGS Co., Ltd.
2022　Director of Miyakoseiki Co., Ltd.
2023　Director of SANEI Co., Ltd.

Director

Masayasu　Miyama

B.A. in Political Science and Economics, Meiji University
Representative Director of FUJITAKA KENSO Co., Ltd.
2018　Director of Riken Alumite Industry Co., Ltd.
2022　Director of Kanto Chemical Industry Co., Ltd.

Director

Toshiro Horikiri

B.A. in Department of Metallurgical Engineering Shibaura Institute of Technology
1980　Riken Alumite Industry Co., Ltd.
2019　Director, Factory Manager of Riken Alumite Industry Co., Ltd.
2020　Managing Director of Riken Alumite Industry Co., Ltd.

Director

Naoya Shite

B.A in Faculty of Business, College of the Desert
2014　Kobayashi Pharmaceutical Co., Ltd.
2023　Director of Kanto Chemical Industry Co., Ltd.
2023　Director of RC HOLDINGS Co., Ltd.

Adviser

Toru Yatogi

B.A. in Faculty of Engineering, Department of Metal Materials Engineering, Tokai University
1988　Managing Director of Miyako Seiki Co., Ltd.
2022　Adviser of Miyako Seiki Co., Ltd.
2022　Adviser of RC HOLDINGS Co., Ltd.
2023　Director of SANEI Co., Ltd.

Auditor

Shinya Ohata

B.A. in Commerce, Faculty of Economics, Meiji Gakuin University
Graduated from Shizuoka University Graduate School of Humanities and Social Sciences, Department of Tax Law

2012　Established Shinya Ohata Certified Public Tax Accountant Office
2013　Established TS Certified Public Tax Accounting Corporation, Representative Partner
2022　Auditor of RC Holdings Co.
2022　Auditor of Riken Anodized Aluminum Industry Co.

Auditor

Keisuke Watanabe

Graduated from Akita Prefectural Noshiro Technical High School
2014　Representative Director of Bestrevenge Co.
2021　Representative Director of TKK Co.
2022　Auditor of RC Holdings Co.
2023　Representative Director of Fantasista Co.