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|Affiliation||Four Star Academy|
|Anime||The Moon and The Sun|
Haruka has chin-length, sky blue hair styled into a messy bob with part of it tied up into two odango buns. She has pink and purple dual-colored eyes, which are frequently shown squinted when she gets fired up.
Haruka (ハルカ), when written in katakana, has no true meaning. However, the most common meaning for it when written in kanji is "distance".
Ruka (ルカ) can be westernized as Luca, a unisex given name derived from the Latin name Lucas, meaning "one from Lucania".
- It's confirmed that Haruka is her given name by how she addresses herself, but it is unknown whether or not Ruka is her actual surname simply stylized or just something she came up with for her stage name.
- She shares her voice actress with Orine Aida from the AKB0048 series.
- Sayaka Nakaya, her voice actress, is also a former AKB48 idol member as well.
- She shares her given name with Haruka Haruno from the anime Go! Princess Pretty Cure.
- She also shares her name with Haruka Amami from Idolmaster.
- She also shares her name with Haruka Tenou from Sailor Moon.