| title | ISBN-13 | year of publication |
|---|---|---|
| Portable Pets: Badtz Maru | 978-0-8109-5679-7 | 2001 |
| Portable Pets: Butterfly | 978-0-8109-5630-8 | 1999 |
| Portable Pets: Chicken | 978-0-8109-5686-5 | 2001 |
| Portable Pets: Cow | 978-0-8109-5688-9 | 2001 |
| Portable Pets: Crab | 978-0-8109-5626-1 | 1998 |
| Portable Pets Crab Boxed See 0810956268 | 978-0-8109-5675-9 | |
| Portable Pets: Frog | 978-0-8109-5627-8 | 1998 |
| Portable Pets Frog Boxed | 978-0-8109-5676-6 | |
| Portable Pets: Hello Kitty | 978-0-8109-5680-3 | 2001 |
| Portable Pets: Keroppi | 978-0-8109-5681-0 | 2001 |
| Portable Pets: Kitten | 978-0-8109-5633-9 | 1999 |
| Portable Pets: Ladybug | 978-0-8109-5628-5 | 1998 |
| Portable Pets Ladybug Boxed See 0810956284 | 978-0-8109-5677-3 | |
| Portable Pets: Lamb | 978-0-8109-5640-7 | 1999 |
| Portable Pets: Pig | 978-0-8109-5689-6 | 2001 |
| Portable Pets: Pochacco | 978-0-8109-5682-7 | 2001 |
| Portable Pets: Pony | 978-0-8109-5691-9 | 2001 |
| Portable Pets: Rabbit | 978-0-8109-5645-2 | 1999 |
| Portable Pets: Turtle | 978-0-8109-5629-2 | 1998 |
| Portable Pets Turtle Boxed See 0810956292 | 978-0-8109-5678-0 |