Iidabashi

 is a district of Chiyoda, Tokyo, Japan. It was in the former ward of Kōjimachi, which existed in Tokyo until 1947.
Etymology.
Iidabashi is named after a nearby bridge called Iida Bridge (, "Iidabashi"), itself named after an Edo-period farmer, Iida Kihee (, "Iida Kihee").
Economy.
Several companies have their headquarters in Iidabashi, among them Japan Freight Railway Company, KDDI Nikken Sekkei, and Shohakusha.