This naively assumes there aren’t malicious or extremists instances hell bent on brigading others in the fediverse. Without defederation, they can keep spinning up accounts to bypass individual bans until mods are overwhelmed.
Every instance retains their respective right to block who they deem a risk whether that’s an individual or instance. As an individual, you are more than welcome to create a separate account on another instances if you disagree with your current instance rules or bans, as is the nature of the fediverse.
Or hardly working given how backwards and out of date the work culture is, but sure let’s make this out to be the fault of employees who are likely overworking due to low pay. An extra day off isn’t going to fix the systemic cultural issues, class discrimination, xenophobia… the list could go on and on.
Calling this innovative when Japan has yet to modernize its business practices, or admitting it’s an issue, is disingenuous at best.