These are official Pokemon plush limited to Japan only. I have multiple available, so you might not get the exact one shown in the photos.
eBay
Pokemon Oshawott Plush Tepig Toy Blastoise Pikachu CharizardXY Gengar Mewtwo Magikarp Stuffed Doll Sylveon Piplup Toy Kids Gifts
Aliexpress UK
Very good condition Pokemon Plush, Oshawott - Authentic Nintendo Collectibles
eBay
35/80cm Oshawott Pokemon Plush Toys Large Anime Doll Cute Pillow Cartoon Samurot Pokémon Plushie Stuffed Gift for Kids Christmas
Aliexpress UK
Make a splash with Oshawott! This official Pokémon Center UK plush from the Sitting Cuties (Pokémon Fit) series features the beloved Water-type starter from the Unova region. Features Oshawott, the Water-type starter from Unova.
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New TAKARA TOMY Pokemon Oshawott Cute Cartoon Plush Toy Plush Toy Stuffed Dolls High Quality Christmas Gifts For Children
Aliexpress UK
Embrace the charm of the Pokémon universe with this delightful Oshawott plush.
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Pokemon Sleeping Oshawott Bulbasaur Plush Toys Cute Anime Cyndaquil Rowlet Eevee Stuffed Plushies Cartoon Peluche Dolls Kids
Aliexpress UK
This is an Oshawott pokedoll purchased from the Japanese Pokemon Center in 2010 It is in new condition with original paper tag attached 100% genuine Pokemon product I am downsizing my collection so please take a look at my other items!
eBay
Pokemon Pikachu Plush Oshawott Stuffed Doll Charizard Gengar Tepig Blastoise Caterpie Mewtwo Peluche Toys Hobbies Xmas Gift
Aliexpress UK
Good condition
eBay
Pokemon Pikachu Plush Oshawott Stuffed Doll Tepig Cyndaquil Chikorita Rowlet Spheal Piplup Totodile Gengar Peluche Toys Kid Gift
Aliexpress UK
Large fully stuffed. Good condition considering age.
eBay
New Pokemon Gengar Plush Pansear Oshawott Lugia Plushies Scorbunny Caterpie Butterfree Stuffed Doll Anime Toys Hobbies Kid Gift
Aliexpress UK
Catch your favorite Pokémon with theseadorable 20-30cm stuffed plush toys ! With over 145 different models to choose from, each plush captures the charm and personality of beloved Pokémon characters — perfect for fans, collectors, and little Trainers alike.
eBay
Pokemon Plush Stuff Toy Black Color Pikachu Turtwig Doll Gengar Cyndaquil Plush Doll Blastoise Cubone Oshawott Toys Kids Gift
Aliexpress UK