自己紹介[jikoshoukai] self-introduction
紹介[shoukai] introduction
紹介者[shoukaisha] person who introduces someone
紹介状[shoukaijou] letter of introduction
新刊紹介[shinkanshoukai] book review

紹介文[shoukaibun] introductory essay
紹興酒[shoukoushu] shaoxingjiu (Chinese alcohol made from rice or glutinous millet)
人材紹介会社[jinzaishoukaikaisha] employment agency
他己紹介[takoshoukai] introduction of someone else
紹介記事[shoukaikiji] introductory article