That's a great position to do it, under the table! Very hot and exciting. At the end on p. 19 there is a good x-ray view of the creampie finish. Thanks for sharing this!
Shit like this is unfappable. OOC doujins like this are not fun, no way Iroha would ever have sex with Hachiman. She doesn't like him that way and she loves Hayama.