(zōkan suru) suru (stem 増(ぞう)刊(かん)し (zōkan shi), past 増(ぞう)刊(かん)した (zōkan shita)) issue an extra number Conjugation of "<span class="searchmatch">増刊</span>する" (See Appendix:Japanese verbs)...
挑戦 + 者 挑(ちょう)戦(せん)者(しゃ) • (chōsensha) challenger 2006, in 囲碁年鑑 月刊碁ワールド臨時<span class="searchmatch">増刊</span>号 2006 Go yearbook: Gekkan Go World special issue 2006, p88...