本題に入る

ほんだいにはいる

to get down to business, to cut to the chase, to get straight to the point, to move on to the main subject

題

だい

title, subject, theme, topic

改題

かいだい

changing a title

提題

ていだい

thesis (of an argument), claim, assertion

即題

そくだい

subjects for improvisation, subjects for improvization

品題

ほんだい

volume title

唱題

しょうだい

chanting the title of a sutra (esp. the lotus sutra)

外題

げだい

title (of a play)

経題

きょうだい

title of a scripture or sacred text (e.g. Buddhist sutra)

演題

えんだい

subject of an address

無題

むだい

untitled, titleless, without a title, no subject (email)

解題

かいだい

synopsis, review of subject, annotation

題詠

だいえい

poetry composed on a set theme

兼題

けんだい

subject for a poem

勅題

ちょくだい

theme of the Imperial Poetry Contest

季題

きだい

seasonal word (in haiku)

題画

だいが

poem or writings added to a picture or painting

題簽

だいせん

slip of paper bearing a book's title (pasted inside the book)

問題

もんだい

question (e.g. on a test), problem