I might have found the sauce, but im unsure.

• SauceNao SourceURL:https://deviantart.com/view/918834077
• Title:Ab0677c5-eee9-4b24-a92e-f30bb1ed5d5d
• dA_id:918834077
• AuthorName:nbbrant
• AuthorUrl:https://www.deviantart.com/nbbrant
• Similarity:46.46

Found On Trace.Moe with a similarity of 0.84: - Title English:Hidamari Sketch x Honeycomb

• Title Romaji:Hidamari Sketch x Honeycomb
• Title Native:Hidamari Sketch x Honeycomb
• anilist Id:11239