. . "イワイ" . . . "忠熊" . "Tadakuma"@en . "Iwai"@nl-NL . "1922" . "岩井忠熊" . . "忠熊 岩井"@ja-JP . . "岩井忠熊" . "Iwai"@en . "岩井忠熊" . . "岩井" . "Tadakuma Iwai"@en . "Tadakuma Iwai" . . "タダクマ イワイ" . . . "タダクマ" . "Tadakuma" . .