| 2023 Kobe Challenger | |
|---|---|
| Date | 13–19 November |
| Edition | 7th |
| Surface | Hard (indoor) |
| Location | Kobe, Japan |
| Champions | |
| Singles | |
 Duje Ajduković | |
| Doubles | |
 Evan King / Reese Stalder | |
The 2023 Kobe Challenger was a professional tennis tournament played on indoor hard courts. It was the 7th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Kobe, Japan between 13 and 19 November 2023.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUT | Jurij Rodionov | 110 | 1 |
 JPN | Shintaro Mochizuki | 129 | 2 |
 ITA | Luca Nardi | 143 | 3 |
 GER | Benjamin Hassan | 150 | 4 |
| JPN | Sho Shimabukuro | 155 | 5 |
 AUS | Marc Polmans | 158 | 6 |
 CHN | |||
 CZE | Zdeněk Kolář | 175 | 8 |
The following players received wildcards into the singles main draw:
Taisei Ichikawa Tatsuma Ito Renta TokudaThe following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Duje Ajduković def. Sho Shimabukuro 6–4, 6–2. Evan King / Reese Stalder def. Andrew Harris / 
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