Short answers, pulled from the story.
NHK was founded in August 1926 when the Tokyo Broadcasting Station merged with separate entities in Osaka and Nagoya. The precursor to NHK was established in 1925 under the banner of the Tokyo Broadcasting Station by Count Gotō Shinpei.
NHK discontinued analog transmissions across almost all of Japan on the 24th of July 2011. The final analog broadcasts in the three prefectures affected by the 2011 Tōhoku earthquake and tsunami ended on the 31st of March 2012.
The reception fee for terrestrial reception only is 12,765 yen per year for viewers making annual payments by credit card without special discounts. Residents of Okinawa prefecture pay a different fee rate under the standardized system.
Momii served as the 21st Director-General of NHK and was appointed on the 20th of December 2013. His remarks regarding Japan's actions in World War II led to protests and a public letter calling for his resignation.
NHK has broadcast the Kōhaku Uta Gassen song contest on New Year's Eve since 1953. The program ends shortly before midnight and has become a beloved part of Japanese culture.