いつでも遊びにいらっしゃい。

when; how soon

but; however; though; nevertheless; still; yet; even so; even; however; no matter how; even if; even though; ... or something; either ... or ...; neither ... nor ...; pseudo-; quack; in-name-only; for lack of anything better to do

playing; play (margin between on and off, gap before pressing button or lever has an effect)

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

to come; to go; to be (somewhere); is (doing); are (doing)