Bōken Nikki*. The name "Mii" surfaces in an auction listing for a production cel as a character identifier, absent any background, development, or narrative role. References to "Mii-kun" appear exclusively in unrelated Pinterest boards focused on *Miira no Kaikata*. Official resources—including the Moomin Wiki's character listings for the series and episode credits for *Bōken Nikki*—contain no mention of this name.