Formal — to staff
Convenience · Store · Service
すみません、こちらのお弁当を温めていただけますか? — Excuse me, could you please warm up this bento for me? (Convenience · Store · Service, Formal — to staff, JLPT N4)
You
すみません、こちらのお弁当を温めていただけますか?
すみません、こちらのおべんとうをあたためていただけますか?
Excuse me, could you please warm up this bento for me?
Romaji: Sumimasen, kochira no obentō o atatamete itadakemasu ka? / Reply Romaji: Hai, kashikomarimashita. O-hashi wa otsuke shimasu ka?
Reply
はい、かしこまりました。お箸はお付けしますか?
はい、かしこまりました。おはしはおつけしますか?
Yes, certainly. Would you like chopsticks with that?
Gesture & etiquette
Hold up the bento/meal.
Be specific about which items you want warmed if you have multiple items. If it's something like onigiri, they usually don't warm it unless specifically requested.