The 2018 Kobe Challenger was a professional tennis tournament played on indoor hard courts. It was the 4th edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Kobe, Japan between 12 and 18 November 2018.
| 2018 Kobe Challenger | |
|---|---|
| Date | 12–18 November |
| Edition | 4th |
| Surface | Hard (indoor) |
| Location | Kobe, Japan |
| Champions | |
| Singles | |
 Tatsuma Ito | |
| Doubles | |
 Gonçalo Oliveira /  Akira Santillan | |
Singles main-draw entrants edit
Seeds edit
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| JPN
|
Yoshihito Nishioka | 81 | 1 |
| JPN
|
Tatsuma Ito | 165 | 2 |
| JPN
|
Hiroki Moriya | 185 | 3 |
| JPN
|
Go Soeda | 190 | 4 |
 KOR |
|||
| JPN
|
Yasutaka Uchiyama | 217 | 6 |
| JPN
|
Yosuke Watanuki | 219 | 7 |
| KOR
|
Kwon Soon-woo | 220 | 8 |
- 1 Rankings are as of 5 November 2018.
Other entrants edit
The following players received wildcards into the singles main draw:
Hiroyasu Ehara- Shinji Hazawa
- Shuichi Sekiguchi
- Kaito Uesugi
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Champions edit
Singles edit
- Tatsuma Ito def. Yosuke Watanuki 3–6, 7–5, 6–3.
Doubles edit
Gonçalo Oliveira / 
Akira Santillan def. 
Li Zhe / Go Soeda 2–6, 6–4, [12–10].
