Regaining the COMP and its associated functions would fall under the 400 shard 'all canon abilities' regain (unless you wanted Naoya to regain a nonfunctional COMP to piss him off, which is very funny and would be a magical item regain with powers that could be regained later.)
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If you take a stricter view of what's allowed then yes, it's all tied to his COMP. Depends on how broad you want to read things.
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Regaining the COMP and its associated functions would fall under the 400 shard 'all canon abilities' regain (unless you wanted Naoya to regain a nonfunctional COMP to piss him off, which is very funny and would be a magical item regain with powers that could be regained later.)
no subject