Boy Story: Perbezaan antara semakan

Sejak September 2017, Rancangan Khas "Projek!" Dilancarkan dengan empat single untuk membuat kemunculan sulung pada bulan September 2018. Single pertama adalah "How Old R U<ref>{{Cite web|url=https://www.billboard.com/charts/china-v-chart/2017-09-16|title=How Old R U|last=|first=|date=September 16, 2017|website=Billboard.com|url-status=live|archive-url=https://web.archive.org/web/20180709175413/https://www.billboard.com/charts/china-v-chart/2017-09-16|archive-date=July 9, 2018|access-date=October 23, 2018}}</ref>". Single kedua adalah "Can't Stop<ref>{{Cite web|url=https://www.billboard.com/charts/china-v-chart/2018-01-03|title=Can't Stop|last=|first=|date=3 Januari 2018|website=Billboard.com|url-status=live|archive-url=https://web.archive.org/web/20181023165210/https://www.billboard.com/charts/china-v-chart/2018-01-03|archive-date=23 Oktober 2018|access-date=23 Oktober 2018}}</ref>" yang dirilis pada 15 Disember 2017, dan single ketiga adalah "Jump Up<ref>{{Cite web|url=https://www.billboard.com/charts/china-v-chart/2018-04-14|title=JUMP UP|last=|first=|date=14 April 2018|website=Billboard.com|url-status=live|archive-url=https://web.archive.org/web/20181023160644/https://www.billboard.com/charts/china-v-chart/2018-04-14|archive-date=23 Oktober 2018|access-date=23 Oktober 2018}}</ref>" yang dikeluarkan pada 30 Mac 2018. Single terakhir sebelum debut dihasilkan oleh pengasas JYP. Hiburan, [[J. Y. Park|Park Jin-young]] . Lagu, "Handz Up<ref>{{Cite web|url=https://www.billboard.com/charts/china-v-chart/2018-07-07|title=Handz Up|last=|first=|date=7 Julai 2018|website=Billboard.com|url-status=live|archive-url=https://web.archive.org/web/20181023164005/https://www.billboard.com/charts/china-v-chart/2018-07-07|archive-date=23 Oktober 2018|access-date=23 Oktober 2018}}</ref>", dikeluarkan pada 12 Jun 2018<ref>{{Cite news|url=http://m.koreaherald.com/view.php?ud=20180604000763|title=JYP’s 1st Chinese boy band to debut in September|last=|first=|date=|newspaper=|access-date=2018-07-22|archive-url=|archive-date=|dead-url=|work=Koreaherald|language=en|via=}}</ref>.