この商品にはおまけが付く。

this (something or someone close to the speaker (including the speaker), or ideas expressed by the speaker)

commodity; article of commerce; goods; stock; merchandise

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

freebie (e.g. with a purchase); something additional; bonus; an extra; price reduction; discount; exaggeration

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

to be attached; to be connected with; to adhere; to stick; to cling; to remain imprinted; to scar; to stain; to dye; to bear (fruit, interest, etc.); to be acquired (of a habit, ability, etc.); to increase (of strength, etc.); to take root; to accompany; to attend; to follow; to study with; to side with; to belong to; to possess; to haunt; to be lit; to be lighted; to be settled; to be resolved; to be decided; to be given (of a name, price, etc.); to be sensed; to be perceived; to be lucky; to become (a state, condition, etc.)