|First Appearance||My Otaku Brother Can't Have So Few Friends|
|Voice Actor/Actress||Kaori Shimizu|
Miki has a more unique sense of style in the series, sporing a trench coat with a collared shirt, red tie, blue jeans and a white newsboy hat. Miki also has long black hair with a braided ponytail that reaches the back.
Miki is a cool and collected individual. Although a manga enthusiast like Hajime, Miki is not as reclusive and has no problems working a regular job. Miki apparently possesses some leadership traits, being the organizer of the manga meetings and working in a managerial position. Miki's cool demeanor has come crashing down at certain times, however.
Hajime - Miki has a friendly relationship with Hajime. They share the same hobbies, though Miki is far more social. Miki holds the whole Mayotama situation against him, however.
Mayotama - Miki became smitten with Mayotama when they first met, and asked him out (with Hajime's blessing). However, things take a turn for the worst when Miki discovers Mayotama is a boy.
- Miki's internet username is "Destiny F**ker."
- Apparently, Miki is bad at keeping secrets. (see Seasons 1, Episode 13)
- in one or more occurrences it has been implied that Miki might be female
- Miki might be bi.