How to say "grateful" in Japanese

• ありがたいJLPT N2approx.Common
  i-adjectiveCovers the ordinary sense of grateful or thankful for someone's kindness, help, or favor, and also extends to things that are welcome or appreciated. It is the common, default choice in everyday speech.
  どんなインプットでもいただければありがたいです。↗

  Any input would be appreciated!
• かたじけない
  i-adjectiveAlso means grateful, but with a nuance of feeling indebted to someone; it is a less common word, so learners will seldom need it in place of ありがたい in ordinary contexts.
  有難ありがたくも、10000hit越こえのお祝いわいイラストを頂いただいてしまいました！本当ほんとうにかたじけないです。↗

  I'm very lucky to have been gifted with this 10,000 hit picture! Thank you so very much.

Use 「ありがたい」 for the everyday feeling of being grateful or thankful for help or kindness; 「かたじけない」 also means grateful but is a less common, humble way of expressing indebtedness.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• ありがたいgrateful
• かたじけないgrateful