Japanese phrase
___が課題になっています。 ___ ga ka dai ni na tte i ma su
Meaning
___ has become a challenge.
When to use it
States that something has become a challenge. This calm expression points out a difficulty without sounding overly negative, and suits work or study settings.
Example dialogue
資料作りが課題になっています。 shi ryō tsuku ri ga ka dai ni na tte i ma su
Preparing the materials has become a challenge.
何か手伝いましょうか？ nan ka te tsuda i ma shō ka
Is there anything I can help with?