参加は先着順に限り、先着順

N3 参加 sanka participation, joining N1 先着 senchaku first arrival N3 順 jun order, sequence, turn N2 限り kagiri limit(s), as far as possible

N3 参 san, shin / mai.ru, mai-, majiwaru, mitsu nonplussed, three (in documents), going N3 加 ka / kuwa.eru, kuwa.waru add, addition, increase N5 先 sen / saki, ma.zu before, ahead, previous N4 着 chaku, jaku / ki.ru, ki.seru, tsu.ku, tsu.keru don, arrive, wear N2 順 jun obey, order, turn N3 限 gen / kagi.ru, kagi.ri, -kagi.ri limit, restrict, to best of ability

N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information