reaching_towards_another implication

BUR #30671 has been approved by @nonamethanks.

create implication reaching_towards_another -> reaching

It's a type of reaching, same as with reaching_towards_viewer
Also we might need a bit more tags with reaching, such as @magcolo proposed here

This bulk update request is pending automatic rejection in 5 days.

This bulk update request has been rejected because it was not approved within 45 days.

The bulk update request #30671 (forum #304326) has been rejected by @DanbooruBot.

The bulk update request #30671 (forum #304326) has been approved by @nonamethanks.