https://www.instagram.com/p/BFNWJVgR7B9/

Translation:

ROK Army, HQ Army Band, Ground Forces Festival, U-Know Yunho, Kang Hodong, The days of being a recruit

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Credits:

dltkdgns30,
KR-JP Translated by @sivasingh,
JP-EN Translated by @joeylfy,
Shared by TVXQ! Express