Female animator, character designer, and illustrator. A member of animation studio WHITE FOX. Character designer for the [[higurashi_no_naku_koro_ni|Higurashi no Naku Koro ni]], [[ichigo_mashimaro|Ichigo Mashimaro]], [[jinrui_wa_suitai_shimashita|Jinrui wa Suitai Shimashita]], [[kamen_no_maid_guy|Kamen no Maid Guy]], [[pita_ten|Pita-Ten]], [[sankarea|Sankarea]], [[steins;gate|STEINS;GATE]], [[strawberry_panic!|Strawberry Panic!]] and [[zoids_genesis|ZOIDS GENESIS]] animated series.

Names: 坂井久太 (Sakai Kyuuta), 坂井きゅう太 (Sakai Kyuuta), さかいきゅう太 (Sakai Kyuuta), 坂井久美子 (Sakai Kumiko), あおい小梅 (Aoi Koume)
sakai kyuuta