| 2022 Keio Challenger | |
|---|---|
| Date | 31 October – 6 November (men's) 7 – 13 November (women's) |
| Edition | 15th (men's) 5th (women's) |
| Category | ATP Challenger Tour ITF Women's World Tennis Tour |
| Surface | Hard |
| Location | Yokohama, Japan |
| Champions | |
| Men's singles | |
 Christopher O'Connell | |
| Women's singles | |
 Han Na-lae | |
| Men's doubles | |
 Victor Vlad Cornea /  Ruben Gonzales | |
| Women's doubles | |
 Saki Imamura / Naho Sato | |
The 2022 Keio Challenger was a professional tennis tournament played on hard courts. It was the 15th (men's) and 5th (women's) editions of the tournament and part of the 2022 ATP Challenger Tour and the 2022 ITF Women's World Tennis Tour. It took place in Yokohama, Japan between 31 October and 13 November 2022.