Read the following paragraph and determine if the hypothesis is true:

Matsuri Mizuguchi ( , Mizuguchi Matsuri , born October 28, 1986 in Yamagata Prefecture) is a Japanese voice actress who started her career in 2007. She is affiliated with Yellowtail. This voice actress shares the same exact date of birth and age as another unrelated Japanese voice actress and singer, Aki Toyosaki.

--Yes; --It's impossible to say; --No;
Hypothesis: Matsuri and Aki are friends.
It's impossible to say