The decidedly Jolly looking face below belongs, I believe, to the perhaps rather aptly named Daikoku — a deity said to bring wealth, food as well as good fortune.
And when it comes to the latter, he is obviously not opposed to also partaking, happily endowing himself, in this case at least, with a member of suitably monumental massiveness. A penis that can be peeked at by clicking on the picture below, although it should be said that it’s perhaps not safe for work, unless, of course, giant genitalia is legitimate.