Google共有ドライブから#Sharepointまたは#microsoftteamsに移行する場合に期待できることは次のとおりです。
https://help.cloudiway.com/article/google-shared-drive-permission-mapping/

help.cloudiway.com

Google Shared Drives Permissions Mappings – Cloudiway

Google Shared Drives preprocessing task creates the target (Microsoft Teams, Sharepoint), maps the memberships based on your mapping table