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VERSIONS -> RUREMA_VERSIONS
Refactoring
snake_case -> camelCase
Refactoring: Delete unused return values. return falseが意味のない返り値だかrfalseを削除した。即時関数内に変数を移動した。
Refactoring: Add comment
Fix 3.4 & 3.5
Add 3.4 & 3.5
fix indent(minor change)
minor change
