in one piece started in 1997.and luffy said in fiest volume 'he has to be a 10 nakama.and so that luffy and other 7 is explained in the latest chapters.
obviosly ı ask 1- 2 question
1-next arc,there will be a girl join the strawhats?
2-or another powerful man join them...?
3-10 people has joined the luffy and the manga finished ı thouhgt...?your opinions...