Ryutaro Hirai

Ryutaro Hirai

Director/Board Member at SOJITZ CORPORATION

65 year
Non-Energy Minerals
Consumer Durables
Consumer Services

Active connections

NameGenderAgeLinked companiesCollaboration
Shigeru Nishihara M 61
-
Tadao Kikuchi M 58 20 years
Masayoshi Fujimoto M 66 10 years
Masaaki Kushibiki M 64 17 years
Yoshiki Manabe M 60 5 years
Toshio Sugita M -
10 years
Satoru Kushida M - -
Tomoatsu Kimura M 65 17 years
Mari Tominaga F 71 26 years
Kosuke Uemura M - -
Norio Otsuka M 73 6 years
Keisuke Kitamura M -
-
Kei Ito M -
-
Shigeru Nakanishi M -
-
Lin Xinghong M -
-
Akitsugu Tominaga M - -
Masataka Abe M 53 3 years
Masaaki Bito M 58 15 years
Naoko Saiki F 65 5 years
Haruko Kokue F 65 3 years
Hitomi Nakayama F 68 4 years
Hideo Ishii M 69 6 years
Ungyong Shu M 61 3 years
Tsuyoshi Kameoka M 67 2 years
Satoshi Fujioka M - -
Masakazu Hashimoto M - 34 years
Tatsuya Morita M - -
Yumie Endo F 55 -
Hiroto Murai M 57 3 years
Naomichi Iida M -
-
Yoshiyuki Tanaka M -
-
Koji Ono M 56
-
Kenichiro Uehara M - -
Atsuko Fujita M - -
Takehiro Honda M 67 3 years
Kotaro Tsukamoto M -
-
Nakazawa Mizue M -
-
Koko Uchida M -
-
Ke Hao DeYuan M -
-
Mayumi Umezawa F 45 2 years
Tomomi Arakawa M 62 -
Makoto Shibuya M - -
See more

Connections Chart

Multi-company connection

Former connections

NameGenderAgeLinked companiesCollaboration
Yasuhiro Kurosu M 65 40 years
Seiichi Tanaka M 43 -
Yoji Sato M 74 14 years
Satoshi Kido M 62 17 years
Takashi Hara M 72 8 years
Yutaka Kase M 77 13 years
Yukio Kitazume M 73 -
Hironori Tateiri M - 5 years
Masao Takamine M 64 6 years
Tetsuya Hashimoto M 68 4 years
Masahiro Komiyama M 72 -
Kayoko Naito F 75 -
Yoko Ishikura M 75 -
Junichiro Nagasaki M - -
Toshiaki Miyabe M 62 1 years
Takayuki Tohei M 51 6 years
Yoshihiro Tamura M 65 2 years
Koji Izutani M 64 -
Koichi Yamaguchi M - 1 years
Kyosuke Sasaki M 64 6 years
Takeshi Tsuji M 57 5 years
Hiroshi Nakata M - -
Masahiro Koizumi M 61 1 years
Ryosuke Hori M 45 5 years
Kaoru Maeda M 63 -
Toru Nagashima M 81 -
Kazuo Shimura M - 6 years
Kohei Hanada M - 1 years
Shinichi Teranishi M 68 -
Jun Matsumoto M 74 4 years
Kazuhiko Tokita M 76 -
Masato Takei M 71 -
Masao Ichishi M - -
Yasuyuki Fujishima M 77 -
Takashi Shindo M 73 37 years
Michifumi Watanabe M 72 7 years
Jiro Nishiyama M 49 7 years
Yuji Yuasa M 66 -
Takuji Nakagawa M - -
Takeshi Yoshimura M - -
Yoshizumi Kurata M - -
Yoshikazu Sashida M 84 -
Hideo Hatada M 59 4 years
Takahiro Yamashita M - -

Statistics

CountryConnections% of total
Japan 83 96.51%
Taiwan 3 3.49%

Age of Connections

Active

Past

Male

Female

Members of the board

Executives

Origin of connections

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