Prompt: Anime-style family portrait illustration of grandparents sitting on a picnic blanket with their children and grandchildren around them, lush green park backdrop with flowering trees, gentle expressions, soft pastel colors, warm smiles, flowing kimonos and yukatas, by Reine Graves, Muku, and Hideki Inoue, scenic landscape in background, painterly watercolor style, atmospheric perspective, peaceful family bonding moment captured, very detailed, highly emotive, masterful digital painting, trending on pixiv.