NIPPON AEROSIL (JP)
NIPPON KOKAN KK <
NIPPON AEROSIL CO LTD
NIPPON CARBIDE IND CO LTD
NIPPON CARBON CO LTD
NIPPON SHEET GLASS CO LTD (JP)
NIPPON KOGAKU KK <
NIPPON KAKOH SEISHI KK
NIPPON HOSO KYOKAI <NHK>
NIPPON SHEET GLASS CO LTD (US)
NIPPON SPINDLE MFG CO LTD
NIPPONDENSO CO LTD
NIPPON OIL CO LTD
NIPPON STEEL MATERIALS CO LTD
NIPPON KOUJIYUNDO SEKIEI KK
NIPPON PILLAR PACKING
NIPPON PILLAR PACKING (JP)
NIPPON ELECTRIC CO
NIPPON PILLAR PACKING CO LTD
NIPPON SHEET GLASS CO LTD
NIPPON STEEL CORP
NIPPON SILICONE KK (JP)
NIPPON STEEL CHEM CO LTD
NIPPON STEEL CORP (JP)
NIPPON STEEL CORP (US)
NIPPON TELEGR &
NIPPON KOKAN KK (JP)
NIPPON ELECTRIC CO (JP)
NIPPON KOKAN KK
NIPPON DENSO CO
NIPPON CEMENT CO LTD
NIPPON AEROJIRU KK
NIPPON VALQUA IND LTD
NIPPON TEXAS INSTR KK
NIPPON MINING CO LTD
这些NIPPON开头的企业看起来很复杂，都是NIPPON旗下的？