TRTakagi RyoichiBooks and models by this designerModels 7Books 7Books (7)All books that include models by this designer.Olympiad 20122012Models: 12International Origami Internet Olympiad (IOIO)Olympiad 20132013Models: 11International Origami Internet Olympiad (IOIO)Olympiad 20142014Models: 12International Origami Internet Olympiad (IOIO)Olympiad 20152015Models: 11International Origami Internet Olympiad (IOIO)Olympiad 20162016Models: 14International Origami Internet Olympiad (IOIO)Olympiad 2017 - Round 22017Models: 13International Origami Internet Olympiad (IOIO)Olympiad 2018 - Round 22018Models: 10International Origami Internet Olympiad (IOIO)Models (7)All models by this designer.CPCircular saw bladeOlympiad 2014 · p. 43CPGrapheneOlympiad 2018 - Round 2 · p. 44Lotus flower tessellationOlympiad 2012 · p. 54Rosa odorataOlympiad 2016 · p. 57Sea knot tessellationOlympiad 2015 · p. 51CPSummer sunshineOlympiad 2017 - Round 2 · p. 72CPTournesolsOlympiad 2013 · p. 54