-- Sumo ranking (banzuke), daily schedule and results (torikumi) --

http://sumo.or.jp/EnHonbashoBanzuke
http://sumo.or.jp/EnHonbashoMain/torikumi

http://sumodb.sumogames.de/Banzuke.aspx
http://sumodb.sumogames.de/Results.aspx


-- Sumo basics --

https://en.wikipedia.org/wiki/Glossary_of_sumo_terms

https://www3.nhk.or.jp/nhkworld/en/tv/sumo/sumopedia


-- Live streamings --

D i (AbemaTV)
https://www.youtube.com/channel/UCe5bUVd4IZ6z80to7yvB6ww

mbovosumo (NHK; in English from makuuchi)
https://www.twitch.tv/mbovosumo

Karla_Sumoist (AbemaTV; starts earlier)
https://www.twitch.tv/karla_sumoist

Sumo Wrestling (NHK; Georgian commentators)
https://www.youtube.com/channel/UC_hhGvH83lw3DN0a8UDoXVg


-- Highlights and daily videos --

Miselet Sumo (videos shorter than 25 minutes can be watched without logging in)
https://vk.com/videos539040432

NHK World (in English; also live streaming on days 1, 8 and 15)
https://www3.nhk.or.jp/nhkworld/en/tv/sumo/

Jason's All-Sumo channel
https://www.youtube.com/user/JasonsinJapan/videos

mt fuji 
https://www.youtube.com/channel/UCo7e6DZJ0LEc3iy0lTF5_tA

NattoSumo (see also backup links posted in his discord)
https://www.youtube.com/channel/UCy8YnV1QyWpHLDU56FtAJxA


-- News in English --

https://english.kyodonews.net/search?phrase=sumo

https://mainichi.jp/english/sumo/

http://www.asahi.com/ajw/search/results/?keywords=sumo

https://www.japantimes.co.jp/sports/sumo/

http://www.cibersumo.com/en/sumo/history-and-data/press-room-news

https://en.wikipedia.org/wiki/Wikipedia:WikiProject_Sumo#On_line_Sources

for older news see the news section in each year:
https://en.wikipedia.org/wiki/List_of_years_in_sumo


-- Discussion platforms and blogs --

http://www.sumoforum.net

https://tachiai.org

https://twitter.com/hashtag/sumo

https://www.reddit.com/r/Sumo/new

https://grandsumointl.com/articles

https://boards.4channel.org/sp/sumo
/sp/ archive: 
https://archive.4plebs.org/sp/search/text/sumo/type/op
https://archive.4plebs.org/sp/search/subject/sumo
/asp/ archive:
https://archived.moe/asp/search/text/sumo/type/op
https://archived.moe/asp/search/subject/sumo


-- Discords --

NattoSumo
https://discordapp.com/invite/fFcu2h9

Grand Sumo
https://discordapp.com/invite/Wg4DsMt

MbovoSumo
https://discordapp.com/invite/BfV4d2H

Road-To-Yokozuna
https://discordapp.com/invite/eT5rkeY


-- Podcasts --

Sumo Mainichi
https://player.whooshkaa.com/sumo-mainichi

Grand Sumo Breakdown
https://grandsumobreakdown.wordpress.com

Sumo Kaboom
https://sumokaboom.com

Tachiai
https://tachiai.org/category/podcasts


-- Sumo games --

Kachi Clash
https://kachiclash.com

Guess the Banzuke
http://www.dichne.com/Guess.htm

Superbanzuke
http://99998271.com/sb/

http://www.sumoforum.net/forums/forum/13-sumo-games

https://en.wikipedia.org/wiki/List_of_sumo_video_games

A History of the Best Sumo Wrestling Games
https://www.youtube.com/watch?v=jS0mi5kw6BY


-- Techniques (kimarite) --

https://en.wikipedia.org/wiki/Kimarite

https://www3.nhk.or.jp/nhkworld/en/tv/sumo/techniques

Kimarite statistics:
http://www.sumoforum.net/forums/search/?q=Kimarite%20Statistics&search_and_or=and&search_in=titles

Dosukoi, le site du sumo (click on a kimarite for a video example):
https://www.dosukoi.fr/kimarite

Sumo Girls 82 Techniques
https://www.youtube.com/watch?v=w4ALqXvpPmg
http://www.welovead.com/en/works/details/9f2whmpyk

The 82 techniques of sumo
https://www.youtube.com/watch?v=agY-4ADNrhE

Active Wrestler Kimarite Charts (1986-2019)
https://tachiai.org/active-wrestler-kimarite-charts


-- Other videos and documentaries --

Begin Japanology: Sumo (NHK)
https://www.youtube.com/watch?v=EcUiZxVKhWA

Grand Sumo: The Beauty of Tradition (NHK)
https://www.youtube.com/watch?v=EQSEW1NFRwo

Samurai Spirit (NHK)
https://www.youtube.com/watch?v=d6PmtNp2idw

The Rules of Sumo Wrestling
https://www.youtube.com/watch?v=EMANOt2Jw88

Making the Sumo Dohyo
https://www.youtube.com/watch?v=3C9kCScVr5k

A day in the lives of sumo wrestlers (The Japan Times)
https://www.youtube.com/watch?v=OGC7AqTBoQg

Daily Life at a Sumo Stable
https://www.youtube.com/watch?v=MhYi09sBTzA

Sumo Training
https://www.youtube.com/playlist?list=PLbldL6ocEbJT3hQ66mAMb9FJBy273LDcG

Anatomy of Athletes (5)Sumo - Men Equipped With Armor Called Muscles
https://www.youtube.com/watch?v=jcppRWz3_as

What you can learn from a Sumo Wrestlers Diet
https://www.youtube.com/watch?v=GUrzBKVvvDY

A Normal Life: Chronicle of a sumo wrestler
https://www.cultureunplugged.com/documentary/watch-online/play/51362/A-Normal-Life--Chronicle-of-a-sumo-wrestler

Chiyonofuji - Way Of The Wolf
https://www.youtube.com/watch?v=B1W1kK6ww_E

The Mongolian Eagle
https://www.youtube.com/watch?v=oawmHECsRRA

Mainoumi Une saison dans la vie d'un lutteur de sumo (in French)
https://www.youtube.com/watch?v=S9Vh5JT5-Kg

Sumo Do, Sumo Don't (1992)
https://www.youtube.com/watch?v=CSsA4nyCaGE

Famous yokozuna and their dohyo-iris
https://www.youtube.com/watch?v=-lAY7I2OiIw

Sumo in the 20th century (in Japanese)
https://www.youtube.com/watch?v=tHL9efgqxbw
https://www.youtube.com/watch?v=1wlY-_h4CpY

Yokozuna chronology
https://www.youtube.com/watch?v=w_rRsU6tjE4
https://www.youtube.com/watch?v=evy6bdvotkY
https://www.youtube.com/watch?v=y9y93US5WbU

Behind the scenes: SUMO
https://www.youtube.com/watch?v=elSB_juv3PU

Life after Sumo
https://www.youtube.com/watch?v=rySF09shELs

Sumo Scandal
https://www.youtube.com/watch?v=2HfDOKsQd3Q

Grand Sumo Highlights Archive (2014-2019)
https://siznax.github.io/honbasho/

SumoParis (has some old Eurosport highlights)
https://www.youtube.com/c/SumoParis/videos

Sumo Sing Hakkeyoi song
https://www.youtube.com/watch?v=WgOrTbCSV4Y

Shokkiri (comedic sumo performance)
https://www.youtube.com/watch?v=Kgq4zhnwp9w

the Sumo Reference has many old videos linked; for example:
http://sumodb.sumogames.de/Query_bout.aspx?show_form=0&shikona1=asashoryu&shikona2=takamisakari

https://en.wikipedia.org/wiki/Category:Sumo_films


-- Japan Sumo Association (NSK) official website and socials --

http://sumo.or.jp/En/

https://twitter.com/sumokyokai

https://www.youtube.com/channel/UC6ZZhovRZpUA4VafgBdECZQ

https://www.tiktok.com/@sumokyokai

https://www.instagram.com/sumokyokai

https://page.line.me/sumokyokai

Sumo introduction (PDF in English):
http://www.sumo.or.jp/pdf/en/sumo_introduction2014.pdf

Mawashi instructions (PDF in Japanese):
http://www.sumo.or.jp/pdf/fukyubu/mawashi.pdf


-- Heya, oyakata, kabu --

http://heyaaz.nagioff.com

http://oyakata.seisa.de

http://sumodb.sumogames.de/Kabu.aspx

Oyakata All-Stars - Hakkiyoi! Ozumo Hiyonoyama Counting Song
https://www.youtube.com/watch?v=bJsDeNn-MWc

https://en.wikipedia.org/wiki/List_of_sumo_elders

https://en.wikipedia.org/wiki/List_of_sumo_stables

Stables front doors (2014, 2018)
https://www.youtube.com/watch?v=dDKBIOgV9w8
https://www.youtube.com/watch?v=2oVSzAOt4ic

Banzuke Dashboard
https://tachiai.org/banzuke-dashboard

Sumo map
https://drive.google.com/open?id=1b6CMT_OXS4OqDj2hNH0B_KYPJcY


-- Museums --

Sumo Museum at the Ryogoku Kokugikan
http://www.sumo.or.jp/EnSumoMuseum

Katsuragi City Sumo Museum Kehayaza
https://www.city.katsuragi.nara.jp/index.cfm/17,2985,80,html


-- Merchandise and memorabilia --

https://shop.sumo.or.jp

https://shop.kokugikan.jp

https://imageevent.com/supplex55/supplex55bbmsumocardcollection1997

https://sumocards.blogspot.com

https://search.rakuten.co.jp/search/mall/%E7%9B%B8%E6%92%B2+bbm

https://www.sportsclick.jp/products/cartlist.php?category_id=27