Here's the answer:
“一人っ子です”
(hitorikko desu)
Watch a real native speaker say it:
Here's how it sounds in a textbook:
Fun fact: the hundreds of thousands of people learning Japanese with Memrise get this phrase correct 90.95% of the time!
(hitorikko desu)
Fun fact: the hundreds of thousands of people learning Japanese with Memrise get this phrase correct 90.95% of the time!