Wales trail 6-3 after the first half of the second Test against Japan, in Tokyo.
The visitors have dominated possession and territory, but failed to take their chances.
Fly half Dan Biggar kicked their only points with a straightforward penalty.
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Wales are hopeful all of their fresh injury concerns will be available ahead of the opening game of the autumn series against Australia.
Fitness instructor Phil Carleton is world powerlifting champion, despite only taking up the sport in the summer.
Cloudy for all with the odd spot of rain, particularly across central and southern parts of Wales.