I hope it's good enough!
The expression seems pretty bland, so if you want I can change that as well!
I didn't see any image w/ color that showed what the belly looked like, if you can provide one for me I can edit it! I'll grab a transparent version once I do!~
done! here's a transparent version: oekaki/image/image.php?id=3267317&size=large&format=png&rev=1542916602