Shohei Ohtani's interpreter charged with bank fraud in betting case

Federal prosecutors announced charges against Ipe Mizuhara for bank fraud, alleging he misused over $16 million from Ohtani's accounts for sports betting. Mizuhara, who served as Ohtani's interpreter, is accused of abusing his position of trust. Ohtani is not implicated and is cooperating with the investigation. Mizuhara faces up to 30 years in prison.

What position did Mizuhara hold in relation to Otani?

What is the maximum prison sentence O'Hara faces?