NNN as one of its founding members on April 1, 1966. In 1972, Sapporo TV also assisted in broadcasting the Sapporo Winter Olympics. STV ended airing programs from Fuji TV/FNN after UHB started broadcasting on April 1, 1972. Sapporo TV started was the first broadcaster to use the automatic advertising broadcast system. In 1993, STV ranked number 1 in TV ratings for the first time. In 1998, the 40th anniversary of the network, the network opened its NNN bureau in Berlin (later closed in 2005 and opened a news bureau in Moscow on the same year instead). 2000s On April 7, 2000, the Sapporo Media Park "Spica" invested by the network officially opened, becoming an important cultural base in Sapporo. However, due to continued losses, STV withdrew from operating Spica in 2007 (parts of the Spica building was later demolished by the following year) . Since 2003, STV was number 1 in TV ratings. On July 13, 2005, STV separated its radio operations into a wholly owned subsidiary, STV Radio. On June 1, 2006, STV started digital broadcasting (which expanded its digital relay stations in its sub-prefectures by the following year) . Analog broadcasting then ended on July 24, 2011. As of 2019, STV has been number 1 in TV ratings for 12 years, with its all-day ratings also number 1 for 27 years since 1993 continuing to set the longest record in Japan. Technical Information Programs STV Dosanko Wide Dosanko Sunday Bakushou Mondai no SUSUME ippachi ikouyo! STV Radio OHAYO!! HOKKAIDO Attack Young(end) AtaYoun PUSH! Weekend Variety Goro-Hidaka Show (every Saturday) All Night Nippon (from Nippon Broadcasting System, Incorporated (LF)) All Night Nippon (Mon. - Sat. 25:00 - 27:00) All Night Nippon Ever Green (Mon. - Thu. 27:00 - 29:00) All Night Nippon R (Fri. 27:00 - 29:00, Sat. 27:00 - 28:30) All Night Nippon Record (Sat. 28:30 - 29:00, not including LF) Rival Hokkaido Broadcasting Co. Hokkaido Television Broadcasting Co. Hokkaido Cultural Broadcasting Co TV Hokkaido Co. References External links Sapporo Television Broadcasting HomePage STV Radio HomePage STV Radio Television stations in Japan Nippon News Network Mass media in Sapporo Television channels and stations established in 1958 1958 establishments in Japan