This app was mentioned in 2 comments, with an average of 1.00 upvote
1k download, free with ads.
Short collection game. Finished within a week, actual time is maybe 2 hours.
Light on gameplay, like nekoatsume. Has some sweet mini story.
I would love a recommendation for something like Showa Candy Shop! Casual, play-at-work, heartwarming and sweet. https://play.google.com/store/apps/details?id=jp.co.gagex.dagashiyaEN