This is a production kit for the "Yone-mura Style Paper Boomerang," planned and supervised by Mr. Denjiro Yone-mura. You can make a boomerang just by cutting it out from thick paper and assembling it. Planning and Supervision: Denjiro Yone-mura Production: Yone-mura Denjiro Science Production Contents: How to make and throw a paper boomerang Assembly: Cut along the solid lines, combine the slits, and secure with a stapler ◯ Several years have passed since the purchase, so 　Although it is new and unused, there may be some deterioration over time, so 　We kindly ask for your purchase if you are someone who can use it without concern. Educational paper boomerang. Japan Paper Boomerang Association Yone-mura Style Paper Boomerang Denjiro-sensei Education - Model Name: Paper Boomerang - Colors: Red, Green, Blue - Brand Name: Y.D.S.P. - Uses: Educational, Recreation - Manufacturer: Denjiro Yone-mura - Production: Yone-mura Denjiro Science Production Thank you for viewing.