- Klepper folding kayaks (also in Japanese, English and Chinese)
- Neumann sea kayaks
- Waterfield Kayaks
- Holiday Craft
- Prijon
- Fujita
- European market survey (pdf, in German)
- Boatbuilder Search Site
- Maker's List (in Japanese, at bottom)

- Aoki Kanoes in Nishikihama
- Artistic Sportswear
- PSK - boats & equipment in Amagasaki
- Funtech (Accessories)
- GPS Service Company and JAN DH

- Ushimado kayak rental (牛窓のシーカヤック・レンタル [Japanese])
- Kerama Kayak (Tours)