Import your MAL account manga list into Kuroiru. This tool merge data from MAL (myanimelist.net) into your account. You can import from any public MAL account.
Import
Wipe your kuroiru manga list
Wipe
Export your kuroiru manga list
Export
note : it's recommended to use this to your fresh / secondary MAL account, because it will replace existing duplicate manga, including the ratings & notes data
Anilist Sync