Isekai, titan prince X other worldly summoned human bride, fantasy races. Affectionate lover, top pursues, dominant top, large size gap.
Officials on several sites, but updated farthest on Coolmic. These are the officials.
Series info:
https://www.mangaupdates.com/series/6px57sf/kyojinzoku-no-hanayome
1st: 4/2/23, 2nd: 6/11/23
The Titan's bride