Tournaments

• Hatsu basho
  Honbasho
  A is an official professional sumo tournament. There are six held each year, a system established in 1958. Only honbasho results matter in determining promotion and relegation for rikishi ....
  
  , Ryogoku Kokugikan
  Ryogoku Kokugikan
  , also known as Sumo Hall, is an indoor sporting arena located in the Ryōgoku neighborhood of Sumida, one of the 23 wards of Tokyo in Japan, next to the Edo-Tokyo Museum. It is the third building built in Tokyo associated with the name kokugikan. The current building was opened in 1985 and has a...
  
  , Tokyo
  Tokyo
  , ; officially , is one of the 47 prefectures of Japan. Tokyo is the capital of Japan, the center of the Greater Tokyo Area, and the largest metropolitan area of Japan. It is the seat of the Japanese government and the Imperial Palace, and the home of the Japanese Imperial Family...
  
  , 7 January - 21 January
• Haru basho, Osaka Prefectural Gymnasium, Osaka
  Osaka
  is a city in the Kansai region of Japan's main island of Honshu, a designated city under the Local Autonomy Law, the capital city of Osaka Prefecture and also the biggest part of Keihanshin area, which is represented by three major cities of Japan, Kyoto, Osaka and Kobe...
  
  , 10 March - 24 March
• Natsu basho, Ryogoku Kokugikan, Tokyo, 12 May - 26 May
• Nagoya basho, Aichi Prefectural Gymnasium
  Aichi Prefectural Gymnasium
  The is an all purpose gymnasium in Aichi, Japan, built in 1964. Located on the site of the secondary enclosure of Nagoya Castle, it is host to numerous concerts and events...
  
  , Nagoya, 7 July - 21 July
• Aki basho, Ryogoku Kokugikan, Tokyo, 8 September - 22 September
• Kyushu basho, Fukuoka International Centre, Kyushu
  Kyushu
  is the third largest island of Japan and most southwesterly of its four main islands. Its alternate ancient names include , , and . The historical regional name is referred to Kyushu and its surrounding islands....
  
  , 9 November - 23 November

January

• Ozeki Takanonami wins his first top division yusho
  Yusho
  A Yūshō is a tournament championship in sumo. It is awarded in each of the six annual honbasho or official tournaments, to the wrestler who wins the most number of bouts. Yūshō are awarded in all six professional sumo divisions...
  
  , defeating his yokozuna stablemate Takanohana in a playoff after both record 14-1 scores. Takatoriki is third on 11-4 and wins the Fighting Spirit Prize, shared with Kenko
  Kenko Satoshi
  Kenkō Satoshi was a sumo wrestler from Osaka, Japan. His highest rank was komusubi.-Career:Debuting in November 1984, he reached the second highest jūryō division in March 1991. His first tournament in the top makuuchi division was in July 1992...
  
   and newcomer Tamakasuga. Sekiwake Kaio
  Kaio Hiroyuki
  Kaiō Hiroyuki is a former professional sumo wrestler from Nōgata, Fukuoka, Japan.He made his debut in 1988, reaching the top makuuchi division in 1993. He held the second highest rank of ōzeki or champion for eleven years from 2000 to 2011, and is the longest-serving ozeki of all time in terms of...
  
   gets the Outstanding Performance Award. Rikio
  Takeshi Rikio
  Takeshi Inoue, known by his stage name , born December 20, 1972, is a Japanese professional wrestler, who works for Pro Wrestling Noah. He is also a former sumo wrestler.- Sumo career :...
  
   wins the juryo championship after a playoff with Wakahayato. Saganobori, a former maegashira who has been fighting in the unsalaried ranks for three years, retires.

March

• Takanohana wins his 12th championship, finishing on 14-1, two wins ahead of his stablemate and brother Wakanohana
  Wakanohana Masaru
  is a former sumo wrestler from Tokyo, Japan. As an active wrestler he was known as Wakanohana III Masaru , and his rise through the ranks alongside his younger brother Takanohana Koji saw a boom in sumo's popularity in the early 1990s...
  
   and sekiwake Musoyama, who gets the Technique Award. Asahiyutaka is the only man to beat Takanohana and wins the Outstanding Performance Award. Kotonowaka  wins eleven and the Fighting Spirit Award. Kyokushuzan wins the juryo yusho after a playoff with Saigo. Former ozeki Kirishima
  Kirishima Kazuhiro
  Kirishima Kazuhiro is a former sumo wrestler from Makizono, Kagoshima, Japan, who held the second highest rank of ōzeki from 1990 to 1992 and won one top division tournament championship...
  
   retires, as do former maegashira Owakamatsu and Tamakairiki (who has fallen to the jonidan division).

May

• Takanohana wins with a 14-1 record again, two wins ahead of Wakanohana and Takanonami, underlining the dominance of Futagoyama stable. Yokozuna Akebono
  Akebono Taro
  is a retired American born-Japanese sumo wrestler from Waimānalo, Hawaii. Joining the professional sport in Japan in 1988, he was trained by pioneering Hawaiian sumo wrestler Takamiyama and rose swiftly up the rankings, reaching the top division in 1990...
  
   returns from three tournaments sidelined by injury to score 10-5. Tamakasuga wins the Technique Prize and Kaio the Outstanding Performance Award. Veteran former ozeki Konishiki avoids demotion and certain retirement by winning ten bouts from maegashira 14. Rikio wins his second juryo championship. The makushita yusho is won by Dejima
  Dejima Takeharu
  Dejima Takeharu is a former sumo wrestler from Kanazawa, Ishikawa, Japan. A former amateur champion, he made his professional debut in 1996, reaching the top makuuchi division the following year...
  
  .

July

• At the Nagoya basho, Takanonami is eliminated from the yusho race on the final day when he is defeated by Kaio. The championship is decided in the final bout between Takanohana and Akebono, tied on 12-2. Takanohana wins to claim his 14th championship, while Akebono has his first runner-up performance since September 1995. Takatoriki wins his eighth Fighting Spirit Prize. Kaio and Kotonowaka share the Outstanding Performance Prize. The 95kg Mainoumi is injured when the 275kg Konishiki falls on his leg. He has to withdraw from the tournament, meaning he will fall to juryo. Daizen wins his second juryo championship. Former maegashira Kiraiho retires. Kyokushuzan becomes the first wrestler from Mongolia
  Mongolia
  Mongolia is a landlocked country in East and Central Asia. It is bordered by Russia to the north and China to the south, east and west. Although Mongolia does not share a border with Kazakhstan, its western-most point is only from Kazakhstan's eastern tip. Ulan Bator, the capital and largest...
  
   to earn promotion to the top division.

September

• Takanohana wins four consecutive championships for the first time. He finishes with an unbeaten 15-0 score (zensho-yusho), his fourth. Wakanohana, Takatoriki and Musashimaru all finish four wins behind on 11-4. Takatoriki shares the Fighting Spirit Prize with Asahiyutaka. Kotonishiki wins ten bouts from the komusubi rank and receives his sixth Technique Prize. Tochiazuma wins the juryo championship, his fifth yusho in five different divisions. Former maegashira Kasugafuji, Hitachiryu and Kyokugozan all retire.

November

• Takanohana misses the first tournament of his career after injuring his back on tour. In his absence Musashimaru wins his second championship in a five-way playoff after he, Akebono, Takanonami, and Kaio all finish on 11-4. Kaio receives the Fighting Spirit Prize alongside newcomer Tochiazuma. Tosanoumi  wins the Outstanding Performance Award. Tochinonada  wins the juryo title in his debut. Former komusubi Kyokudozan retires to become a politician in the Diet of Japan
  Diet of Japan
  The is Japan's bicameral legislature. It is composed of a lower house, called the House of Representatives, and an upper house, called the House of Councillors. Both houses of the Diet are directly elected under a parallel voting system. In addition to passing laws, the Diet is formally...
  
  .

Deaths

• 4 Jan: Former maegashira Oedo, former Irumagawa Oyakata, aged 73.
• 14 Jan: Former komusubi Ohikari, former Onomatsu Oyakata, aged 68.
• 14 April: Former sekiwake Kotetsuyama, former Onaruto Oyakata, aged 53.
• 8 Dec: Kagamiyama Oyakata, the former yokozuna Kashiwado, aged 58.