Jin was the first member of BTS to release the self-made line of merch. He decided to do two kinds of pajamas, "Good day" and "Bad day," and two orthopedic pillows. Jin was very creative and considerate of details while creating the merch set. He requested to have a wide range of unisex sizes, good soft material, was choosing the right softness of pillows. 

The pajamas turned out looking very adorable. Many fans were excited about buying something created by Jin with love.

His merch line became available for pre-order at 11 AM KST on January 5. In Japan, the "Good Day" pajamas got sold out in less than 60 seconds! The whole set of two pajamas and pillows got sold out in just 1,5 minutes. In the USA, the "Good Day" pajamas got sold out in 5 minutes and the whole set in 25 minutes. As for the Global Weverse shop, "Good Day" pajamas got sold out in 6 minutes, and the entire set was out of stock in 20 minutes!

Recently, Jin's massive popularity in Japan started becoming more and more apparent. His song "Yours" is setting the record of trending #1 on Shazam Japan for more than 27 days. He is the fastest K-soloist to reach #1 on Japan iTunes (2 hours). His song is also setting new records on Japanese streaming platforms. Not surprising that his merch got sold out in seconds.

Jin is known as the record-setter of his special photocard for Tokopedia, selling out in 30 seconds! More than that, when attending "Permission to Dance" concerts in the USA, fans have been complaining about Jin's merch selling out way too fast in the shopping tents! Just like his BT21 toy - RJ, Jin is a true "Sold Out King"!