HYHattori YoshiakiBooks and models by this designerModels 3Books 3Books (3)All books that include models by this designer.Tanteidan 6th convention2000Models: 62Origami Tanteidan ConventionTanteidan 7th convention2001Models: 48Origami Tanteidan ConventionTanteidan 10th convention2004Models: 57Origami Tanteidan ConventionModels (3)All models by this designer.DuckTanteidan 6th convention · p. 102FrogTanteidan 10th convention · p. 88SkydivingTanteidan 7th convention · p. 52