えどま 江戸間 LinksSentence search for 江戸間Sentence search for えどまKanji details for 江, 戸 and 間Edit in JMdict Noun1. standard measurement for the distance between pillars in eastern Japan (approx. 182 cm)See also 田舎間2. Kanto-size tatami mat (approx. 176 cm by 88 cm)See also 田舎間 Discussions Log in to talk about this word.