けいかん 径間 LinksSentence search for 径間Sentence search for けいかんSentence search for わたりまSentence search for 渡り間Kanji details for 径 and 間Edit in JMdict Noun1. distance between two points; distance between opposite supports of arch, bridge; spanOther forms径間 【わたりま】、渡り間 【わたりま】 Discussions Log in to talk about this word.