A supporting character in the Sword Art Online series. She first appears in the The Black Swordsmen short story and anime episode. The short story is told from Silica's perspective.
- Name: Silica (in-game name)
- Real Name: Ayano Keiko
- Normal Gender: Female
- Apparent Age: Young Teen
- Actual Age (at introduction): 13+
- Avatar's Race: Human
- Ear Type: Human
- Eye Color: Red
- Hair Color: Light Brown to Brown
- Hair Length: Short
- Hair Style: Twintails
- Hair Accessories: A pair of two large hair beads/rings, commonly with a pair of Hair Ribbons
- Most Common Outfit Colors: Red with Gold Trim.
- Pet: Pina (Feathery Dragon)
- Note: Her avatar's physical features are identical to her real life features.
Her real life indentity is Ayano Keiko (綾野珪子).
- Silica (ALO avatar)