開講 (かいこう)start of a course; start of lectures; opening of a new course

start of a course; start of lecturesnoun (common) (futsuumeishi), noun or participle which takes the aux. verb suru
opening of a new course; offering a course (for the first time)noun (common) (futsuumeishi), noun or participle which takes the aux. verb suru

開講, its kanji, and other words that share them.Open this graph

Kanji in 開講

開発かいはつdevelopment; exploitation
公開こうかいopening to the public; making available to the public
展開てんかいdevelopment; evolution
開催かいさいholding (a conference, exhibition, etc.); opening
開始かいしstart; commencement
開放かいほうopening (a door, window, etc.); leaving open
再開さいかいreopening; resumption
開幕かいまくraising the curtain
講演こうえんlecture; address
講師こうしlecturer
講座こうざcourse (e.g. of lectures)
受講じゅこうtaking a lecture; attending a class
講義こうぎlecture
講習こうしゅうshort course; training
講堂こうどうauditorium; lecture hall
講談こうだんstorytelling (of war chronicles, revenge tales, etc.) with highly dramatic delivery; story

See how 開講 connects to the rest of Japanese.