Sake No Tabako No Hiyatoi Dungeon summary:
The story follows a pair of adventurers: one who is an alcoholic and one who is a heavy smoker. The two enter ancient dungeons to embark on bounty-hunting and house-hunting. ((https://www.animenewsnetwork.com/news/2024-05-20/starlight-express-creator-ray-yuki-launches-new-manga/.210972))