# 2022 Matsuyama Challenger – Singles

This was the first edition of the tournament as an ATP Challenger Tour event.
Hong Seong-chan won the title after defeating Wu Tung-lin 6–3, 6–2 in the final.

## Seeds

* Christopher O'Connell (withdrew)
* Rinky Hijikata (first round)
* John Millman (withdrew)
* Kaichi Uchida (quarterfinals)
* Benoît Paire (second round, retired)
* Damir Džumhur (second round)
* Li Tu (second round)
* Rio Noguchi (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| | Lý Hoàng Nam | 2 | 5 | | | | | |
| | Wu Tung-lin | 6 | 7 | | | | | |
| | Wu Tung-lin | 6 | 7 | | | Wu Tung-lin | 3 | 2 |
| | | | | | Q | Hong Seong-chan | 6 | 6 |
| WC | Shintaro Mochizuki | 1 | 6 | 3 | Q | Hong Seong-chan | 6 | 6 |
| Q | Hong Seong-chan | 6 | 2 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| Q | Shuichi Sekiguchi | 7$^7$ | 6$^4$ | 2$^r$ | | | | | | | | | | | | | |
| Q | Koki Matsuda | 6$^4$ | 7$^7$ | 3 | Q | K Matsuda | 4 | 3 | | | | | | | | | |
| PR | Y Sugita | 7$^7$ | 3 | 4 | | NH Lý | 6 | 6 | | | | | | | | | |
| | NH Lý | 6$^5$ | 6 | 6 | | | | | | | NH Lý | 6 | 7$^8$ | | | | |
| SE | Y-h Hsu | 7 | 6 | | | | | | | SE | Y-h Hsu | 2 | 6$^6$ | | | | |
| WC | Sho Katayama | 5 | 4 | | SE | Y-h Hsu | 6 | 2 | | | | | | | | | |
| | D Sweeny | 6 | 4 | 5 | 5 | B Paire | 4 | 1$^r$ | | | | | | | | | |
| 5 | B Paire | 4 | 6 | 7 | | | | | | | | | | | NH Lý | 2 | 5 |
| 4 | K Uchida | 6 | 7$^7$ | | | | | | | | | | | | T-l Wu | 6 | 7 |
| | Y Uchiyama | 3 | 6$^4$ | | 4 | K Uchida | 7 | 7$^7$ | | | | | | | | | |
| | Z Kolář | 3 | 1 | | Alt | S Shimabukuro | 5 | 6$^3$ | | | | | | | | | |
| Alt | S Shimabukuro | 6 | 6 | | | | | | | 4 | K Uchida | 6$^5$ | 7$^7$ | 4 | | | |
| WC | Yusuke Kusuhara | 1 | 1 | | | | | | | | T-l Wu | 7$^7$ | 6$^4$ | 6 | | | |
| | H Moriya | 6 | 6 | | | H Moriya | 6 | 5 | 1 | | | | | | | | |
| | T-l Wu | 6 | 6 | | | T-l Wu | 1 | 7 | 6 | | | | | | | | |
| 8 | R Noguchi | 2 | 3 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | D Džumhur | 3 | 6 | 6 | | | | | | | | | | | | | | | |
| Q | E Kırkın | 6 | 3 | 2 | 6 | D Džumhur | 7 | 6$^4$ | 4 | | | | | | | | | | |
| WC | S Mochizuki | 6 | 6 | | WC | S Mochizuki | 5 | 7$^7$ | 6 | | | | | | | | | | |
| | FC Jianu | 3 | 4 | | | | | | | WC | S Mochizuki | 6 | 6$^6$ | 7$^7$ | | | | | |
| | ND Ionel | 6 | 5 | 6 | | | | | | | ND Ionel | 4 | 7$^8$ | 6$^3$ | | | | | |
| LL | Y Shimizu | 4 | 7 | 2 | | ND Ionel | 6 | 7 | | | | | | | | | | | |
| | F Ferreira Silva | 6 | 6 | | | F Ferreira Silva | 4 | 5 | | | | | | | | | | | |
| LL | N Nakagawa | 3 | 3 | | | | | | | | | | | | WC | S Mochizuki | 1 | 6 | 3 |
| 7 | L Tu | 6 | 7$^7$ | | | | | | | | | | | | Q | S-c Hong | 6 | 2 | 6 |
| | R Ramanathan | 3 | 6$^3$ | | 7 | L Tu | 2 | 2 | | | | | | | | | | | |
| Q | J Jung | 7 | 6 | | Q | J Jung | 6 | 6 | | | | | | | | | | | |
| | Yo Watanuki | 5 | 4 | | | | | | | Q | J Jung | 1 | 4 | | | | | | |
| Q | S-c Hong | 6 | 6 | | | | | | | Q | S-c Hong | 6 | 6 | | | | | | |
| Q | M Sasikumar | 2 | 1 | | Q | S-c Hong | 6 | 6 | | | | | | | | | | | |
| | N Serdarušić | 6 | 5 | 6 | | N Serdarušić | 4 | 2 | | | | | | | | | | | |
| 2 | R Hijikata | 3 | 7 | 2 | | | | | | | | | | | | | | | |