WALES led only 7-6 after a error-strewn first-half but went onto clinch the bonus point and ensure they topped Pool D with a perfect four wins from four.
Prop Nicky Smith grabbed the only try in the first 40 minutes. Josh Adams’ scored his fifth try in Japan to extend the lead only for German Kessler to drive over. A penalty try settled nerves with replacements Tomos Williams and Gareth Davies crossing to seal the win.
Wales coach Warren Gatland said: “I’m happy with four from four, not too happy with some of tonight. We were poor at times, not clinical, with too many tu...