damasu, だます, 騙す (to trick, to cheat, to deceive)
You may say 'torikku,' written: トリック
Say them in English. That is how you say them in Japanese. Since Trick-or-treating is a very Western thing to do. Halloween didn't exist in Japan until Westerners brought it over so "Happy Halloween" is the same in both languages; the only difference in Japanese is it is pronounced slightly differently because not all the sounds in English exist in Japanese
Trick or treat!
TRICK OR TREAT, mon
You say trick or treat when you arrive at a house on Halloween so the owner will give you candy and you won't have to play a trick on them. You say thank you when they give you candy because it is good manners.
When you go trick or treating you obviously say ' trick or treat ' then they give you sweets and candy and just shut the door in front of you.
knock on someones door and say trick or treat
how to say "editor" in japanese
To say old Japanese illustrations in Japanese, you say "Mukashi no Nihon no irasuto".
we say Nakagawa if we want to say inside in Japanese.
メロン is how you say melon in Japanese.
To say tennis in Japanese.........テニス