Some years ago, the JMSDF Ozuki Air Training Group Twitter account reached 10,000 followers, and they celebrated it by sharing a free papercraft of a T-5 plane from their White Arrows aerobatics team!
Download + build your own free papercraft JMSDF Ozuki Air Training Group White Arrows T-5 plane (by kamino-ss for JMSDF Ozuki Air Training Group):
(download instructions: click the "mod.go.jp/msdf/oz-atg/download/..." links in JMSDF Ozuki Air Training Group's tweet)