Breakdown of jimu wa muzukashii.

Questions & Answers about jimu wa muzukashii.
It is read:
じむ は むずかしい。
A few pronunciation notes:
- 事務 = じむ
- は is written ha, but when it is the topic particle, it is pronounced wa
- 難しい = むずかしい
So the whole sentence sounds like:
Jimu wa muzukashii.
Because は has a special pronunciation when it is used as a particle.
- As a normal syllable in a word, は is usually read ha
- As the topic particle, it is read wa
So in this sentence:
- 事務は = jimu wa
This is something you just have to get used to in Japanese spelling and grammar.