Those who submit STAFF changes, please provide an official source that shows the transfer/release. Transfermarkt isn't always trustworthy when it comes to staff.
788550 · Contracted to Yokohama F. Marinos
Tsubasa Shirai is a 40 year old Coach (U18 Team) from Japan.
They are currently contracted to Yokohama F. Marinos earning £1K per week.