Title: (COMIC1☆7) [King Revolver (Kikuta Kouji)] Haru Oppai (Suisei no Gargantia)
JPN Title: (COMIC1☆7) [キングリボルバー (菊田高次)] 春おっぱい (翠星のガルガンティア)
Alternative scan of this that I had done at some point and completely forgotten about it.
Please support the artist if you can.
You can view it here