Tokyo Chrono Broadcasting (東京商業放送,Tōkyō Shōgyō Hōsō, short as "TCB", "ZX") is a television station in Japan, Call Sign as JOZX-DTV It's Channel 20.
1954-1973
1973-1989
1970-1989(As Secondary Logo), 1989-1995(As Primary Logo)
1995-2012
2012-2014
2014-2019
2019-present
In Early 2019, TCB was bought by Chronostorm which was later bought by Quest Media in July 2019.