Coastal Seashell & Starfish Sketch Design Large Mug Otagiri

This vintage Otagiri Japan ceramic mug features a refined coastal design rendered in soft blue line art, showcasing an assortment of seashells and a starfish arranged in a continuous shoreline motif. The crisp white body is accented by a subtle sky-blue rim, while the clean interior keeps the focus on the delicate illustration style. A small “Creative Collections” mark appears within the artwork, adding an extra layer of collectible interest. With its classic cylindrical shape and comfortable handle, this piece blends understated nautical charm with timeless Otagiri craftsmanship, perfect for collectors and coastal décor enthusiasts alike.