1. From Top players in the tournaments
- Top 5 players and a top female player from Japan Chess Classic 2020. A total of 6 players will be selected.
- Top 10 players from Japan Chess Championship 2020. And a top female player, a top junior(U-18) player, and a top senior(O-50) player from the tournament. A total of 13 players will be selected.
- The winner of Japan Student Chess Championship.
- There will be no roll down in the case that a player qualifies in a subsequent tournament .
- 1-time tournament members at the start of the tournament do not qualify in any tournaments.
2. From best 20 players
- Top 20 players listed on NCS February 2021 Rating list.
- Those selected in 1-a,b,c are excluded.
- They must have their NCS rating newly calculated and updated at least 4 times in the past 2 years.
- 1-time tournament members are excluded.
3. From Chess Olympiad 10 members
10 members of Chess Olympiad which will be held in Khanty-Mansiysk in 2021.
4. From local qualifying tournaments
- One player for every 8 participants at all qualifying tournaments, plus 1 player from the hosting club*
(<8=1player, 8<16=2players, 16<24=3players…and so on)
- Players selected by above criteria 1, 2, 3 are excluded.
- The organizer can select 1 other player if a qualified player withdraws.
*Each hosting club organizer decides on the terms of club qualification criteria
5. From the Japan Youth Chess Championship 2021
- Those selected in 1-4 are excluded.
- Each top player scoring 50% or more of the maximum points in each category. (U18, U16, U14)