sandbox.skoji.jp is one of the many independent Mastodon servers you can use to participate in the fediverse.

Server stats:

1
active users

Satoshi Kojima (小嶋智)

$ ruby -e 's = "シュクメルリ".chars; puts [s.first, s[1...-1].shuffle, s.last].join'
シメルュクリ

もうちょいシンプルにできないかしら