The show began with 100 contestants, and the public voted on which to include in a seven-member boy band.
The English names of contestants are presented in Eastern order in accordance with the official website.
(阿部由良) / (아베 유라)[i][ii] (안준원) (앤디) (ออม) / (어엄)[iii] (浅香光太郎) / (아사카 코타로)[i][ii] (아야론 아담) (백지호) (谢秉桦) / (빙화) (채희주)[iv] (조효진)[v][vi][vii] (최병훈)[viii][iv] (최주영) (方玉亨) / (팡아틸라)[ix] (후쿠야마 소타) (하석희)[x][vi][xi][xii] (侯冠一) / (허우관이) (임시우)[viii] (장현석) (장인재) (장여준)[xiii][xiv] (전민욱)[xv][xvi] (정든해솔)[xi] (高浚涵) / (정요한) (정세윤)[xiv] (정승원) (강희민)[xvii] (강현우)[xviii][xi] (강지민) (강민서)[xi][xix] (강왕석)[xx] (김단우) (김도훈) (김은호) (김현재)[xxi][xvi] (김현우)[xv][xvi] (김정민)[xviii] (김정윤) (김지환) (김지민)[xxii] (김주현) (김준우) (김민준) (김시훈)[viii][xxiii][xvi] (김시율) (김성준) (김성민) (김태성)[xviii] (김태유) (김윤수) (김영훈)[xxv][vii] (고민성) (권양우) (권예웅)[vii] (권용현)[xxvi] (이도경) (이은서) (이건우) (이한빈)[xi][xix] (이효빈) (이지훈) (이주찬) (이준선) (이노율)[iv] (이유준) (임현우) (린웨이천) (린린) (马靖翔) / (마징시앙)[xiv] (真鍋仁) / (마나베 진) (남지운) (오바야시 유우세) (오승찬)[xi] (오태환)[i] (오영웅) (옥창현) (박찬용)[xiii] (박준서)[xxviii][xv][xvi] (박준우) (เพชร) / (펫)[xxx] (桜田健信) / (사쿠라다 켄신) (แซนต้า) / (산타) (서진원) (서경배) (신재원)[xxxi] (송형석) (송승호) (스비아트) (츠지이 료마) (우하준) (吳宸宇) / (우첸유) (山口悟史) / (야마구치 사토시) (양주호)[xxii] (염예찬) (亦辰) / (이첸)[xxxiii] (유희도)[xxxiv][xxxv][xvi] (유현승)[i][ii] (유영서)[xv][xvi] (윤주한) (유지안)[xxviii][xxxvi][xvi] (张景龙) / (장경용) Out of the 200 starting trainees, 100 are to be picked to move onto the next round.
Based on how well the trainees demonstrated comprehensive performance ability, potential, and the possibility of strengthening after assembly, the qualified candidates will be assigned a preliminary grade and matching outfits relative to the given grade; S - Yellow, A - Blue, B - Pink, C - Gray.
Vocal has 'Love me or Leave Me' by Day6, 'Don't Go' by Exo, 'We Must Love' by ONF, & 'Love Wins All' by IU.
Rap receives 'Shalala' by Taeyong, 'Crayon' by G-Dragon, 'Work' by Ateez, & Mommae by Jay Park.
Based on the live audience vote, the highest ranked contestant in each team will receive 50,000 points added to their total during the Third Assembly Ceremony.
The first place contestant on the first place team will receive both benefits, 10% of their base points first, then the bonus 50,000 for getting first place in their team During the third elimination, surviving contestants were each assigned to one of three songs for the finale live show, being Psycho, Act Up, and Antidote, making teams based on the fans' assembly votes.
Starting from Psycho, then Antidote, then Act Up, the lowest-ranked contestant would choose their desired part first.
Lastly for parts, the killing part of each song will be decided by World Assemblers, given to the contestant with the most likes on their video cumulated across all official Project 7 SNS accounts within 24 hours post-airing of Episode 11.