Naruto fucks tsunade missionary style on the hokage desk after his promotion as hokage. Both of them are naked from the waist down but have their tops on. Tsunade has her robe removed and her top undone, showing her tits. Both are looking at each other with tusnade moaning.
Appearances: Adult naruto as he looks in boruto and tsunade is herself lol
Here's the reference:
Naruto Z - It's Better to Give Than to Receive: On Christmas Eve, Goku visits Naruto's house, hoping to surprise him, but since he's not there, Goku tries out Naruto's favorite outfit; Goku eventually gets caught by Kushina and Hinata, but they agree to treat him nicely if he promises not to tell Naruto while back at Goku's house, Naruto's caught in a similar situation with Gine and Chi-Chi; Goku and Naruto wearing each other's uniforms while the ladies are wearing skimpy pajamas/lingerie (2 panels)