There is a Chinese staff at my office. She and I are good friends for each other.
Today, I corrected her Japanese pronunciation after lunch. She can speak Japanese fluently, but her intonation is not the same with mine. Then, I noticed for first time that Japanese has kind of tone patterns like Chinese. It was a brand new idea for me because I thought Japanese sounds only flat!

There is a Chinese woman at my office. [You can also say 'in my office', both are OK!]

She and I are good friends with each other.

She can speak Japanese fluently, but her intonation is not the same as mine.

...that Japanese has tone patterns like Chinese. [Or you can say 'has tone patterns kind of like Chinese.]

頑張ばれ！ :D

Japanese Pronunciation

There is a Chinese member of staff at my office. She and I are good friends for with each other.
Today, I corrected her Japanese pronunciation after lunch. She can speak Japanese fluently, but her intonation is not the same with as mine. Then, I noticed for the first time that Japanese has kind of tone patterns like Chinese. It was a brand new idea for me because I thought Japanese sounds only flat!

You can try: Japanese has similar tone patterns to Chinese

                  Japanese has tone patterns which are kind of like Chinese