Y cyn chwaraewr rygbi rhyngwladol Shane Williams sy'n darganfod y cysylltiadau rhwng Cymru a Japan. Shane Williams discovers the connections between Wales and Japan. Show more
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Y cyn chwaraewr rygbi rhyngwladol Shane Williams sy'n darganfod y cysylltiadau rhwng Cymru a Japan. Shane Williams discovers the connections between Wales and Japan. Show more