| Date: | 21–27 November |
| Edition: | 2nd |
| Location: | Yokkaichi, Japan |
| Champs: |  Yosuke Watanuki |
| Champd: | Hsu Yu-hsiou / Yuta Shimizu |
| Before Year: | 2019 |
The 2022 Yokkaichi Challenger was a professional tennis tournament played on hard courts. It was the 2nd edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Yokkaichi, Japan between 21 and 27 November 2022.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Japan | Kaichi Uchida | 161 | 1 | |
 Australia | James Duckworth | 173 | 2 | |
| Japan | Yosuke Watanuki | 196 | 3 | |
| Japan | Rio Noguchi | 205 | 4 | |
| Hsu Yu-hsiou | 217 | 5 | ||
 Romania | Nicholas David Ionel | 233 | 6 | |
| Lý Hoàng Nam | 234 | 7 | ||
| Australia | Dane Sweeny | 248 | 8 |
The following players received wildcards into the singles main draw:
Shinji Hazawa Shintaro Imai Naoki NakagawaThe following player received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
Lee Duck-hee Yuki Mochizuki Makoto Ochi Keisuke Saitoh Shuichi SekiguchiThe following player received entry as a lucky loser:
See main article: 2022 Yokkaichi Challenger – Singles.
Yosuke Watanuki def. Frederico Ferreira Silva 6–2, 6–2.See main article: 2022 Yokkaichi Challenger – Doubles.
Yuta Shimizu def. Masamichi Imamura / Rio Noguchi 7–6(7–2), 6–4.