The first publication of the popular entertainment magazine 'King' (by Kodansha Ltd.), start of radio broadcast, inauguration of 'the Tokyo Big6 Baseball League,' the foundation of 'Dainihon Sumo Kyokai (Japan Sumo Association),' opening of the operation of the loop line 'Yamanote Line,' and start of the construction of subway between Ueno and Asakusa (opened in 1927)
大衆娯楽雑誌「キング(雑誌)」（講談社）創刊、ラジオ放送開始、「東京六大学野球連盟」発足、「大日本相撲協会」設立、「山手線」環状運転開始、地下鉄上野～浅草間着工（昭和2年開通）