Casual — to friend
Laundromat
100円玉への両替機、どこ? — Where is the change machine for 100 yen coins? (Laundromat, Casual — to friend, JLPT N5)
You
100円玉への両替機、どこ?
ひゃくえんだまへのりょうがいき、どこ?
Where is the change machine for 100 yen coins?
Romaji: Hyakuendama e no ryougaiki, doko? / Reply Romaji: A, ryogaeki nara asoko no kado ni aru yo. Hyakuen-dama, tarinai no?
Reply
あ、両替機ならあそこの角にあるよ。百円玉、足りないの?
あ、りょうがえきならあそこのかどにあるよ。ひゃくえんだま、たりないの?
Oh, the change machine is over there in the corner. Are you short on 100-yen coins?
Gesture & etiquette
Point your index finger toward the corner of the room while speaking.
Do not use formal 'desu/masu' endings as the relationship is established as casual/friends.