1950s Japanese TV Shows

NHK Kōhaku Uta-Gassen (NHK紅白歌合戦, "NHK Red and White Song Battle"), more commonly known simply as Kōhaku, is an annual New Year's Eve television special held on December 31 every year, and produced by Japanese public broadcaster NHK. It is broadcast live simultaneously on NHK General TV, BS4K, BS8K, and NHK radio (nationally) and internationally on NHK World Premium and some overseas (mainly cable) broadcasters who buy the program. The program divides the most popular music artists of the year into competing teams of red and white. The "red" team or "akagumi" (紅組) is composed of all female artists (or groups with female vocals), while the "white" team or "shirogumi" (白組) is all male (or groups with male vocals).

Seven Color Mask (七色仮面, Nanairo Kamen) is the name and title character of a tokusatsu TV series, later called New Seven Color Mask (新七色仮面, Shin Nanairo Kamen). It was created by Kōhan Kawauchi, who also created Moonlight Mask. This B&W TV show was the first superhero TV series by Toei Company Ltd. It was broadcast on NET (now TV Asahi) from June 3, 1959 to June 30, 1960, with a total of 57 episodes divided into 7 segments. Aside from being Toei's first TV superhero show, this series was also the debut of actor Sonny Chiba, who was 19 at the time, who took over the title role from Susumu Namijima after Episode 32.

Moonlight Mask (aka Gekko Kamen), is a black and white tokusatsu TV drama series, produced by the advertising agency Senkosha and was aired on KRTV (now TBS) from February 24, 1958 to July 5, 1959, with a total of 130 (or 131) episodes, divided into 5 segments. Since the original show, Gekko Kamen has gained the popularity of being the first Japanese live action television superhero, appearing in films and TV shows well past the length of the original series.

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Mighty Atom (鉄腕アトム Testuwan Atomu?) is a Japanese Tokusatsu TV show that was created by MBS Productions and had aired on MBS. It was the first adaptation of Mighty Atom (a.k.a. Astro Boy), which pre-dates the 1963 Mighty Atom anime television show.

Professional sumo wrestlers from all over Japan compete against each other to emerge victorious and win the coveted title, live.