I understand you're looking for the PDF of Origami Tanteidan Convention 22. This is a book published by the Japan Origami Academic Society (Origami Tanteidan), featuring diagrams and crease patterns from their annual convention.
The primary source for official copies; they sometimes offer half-off sales for older volumes. Origami-Shop (Europe): A major global retailer for Tanteidan books. Paper Tree (USA): Often stocks convention books for North American customers. Pre-owned copies can be found on platforms like Note on "PDF" Versions Tanteidan Convention Book 22 | PDF - Scribd origami tanteidan convention 22 pdf
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The book is categorized into models by Japanese folders and those from international guests. Some of the standout designs include: I understand you're looking for the PDF of