
Quick answer — Yukie Akiya worked on Princess Principal: ~Crown Handler~ 2 (Character Design), Princess Principal: Crown Handler - Chapter 3 (Character Design), Princess Principal (Character Design) and 5 more anime.
Yukie Akiya worked on Princess Principal: ~Crown Handler~ 2 (Character Design), Princess Principal: Crown Handler - Chapter 3 (Character Design), Princess Principal (Character Design), Princess Principal: ~Crown Handler~ 1 (Character Design), Healer Girl (Character Design), .hack//Quantum (Design Assistance), Celestial Method (Character Design), Code:Breaker (Character Design).