Hiroyuki Niiyama

Hiroyuki Niiyama

Director/Board Member at Hokushin Kozai KK

Non-Energy Minerals

Active connections

NameGenderAgeLinked companiesCollaboration
Naoki Shimizu M 77
-
Ryuichi Iguchi M -
-
Yuichi Tai M 68
-
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Connections Chart

Multi-company connection

Statistics

CountryConnections% of total
Japan 3 100.00%

Age of Connections

Active

Past

Male

Female

Members of the board

Executives

Origin of connections