Total Recommendations: 6
1. Both contain some elements such as school life and killers.
1. Both are yuri manga with realistic tone.
Killer, school life, yuri subtext,
The protagonists have some similar speciality: Both are attractive to female. Both are misunderstood by others, being considered lesbian.
Both are 4koma series, and contain some elements such as yuri, slice-of-life. Besides the comedy atmosphere, the protagonists in both series face some series issue such as losing family members, or frequently transfer.
Both are female protagonist with incredible technique or invention, and solve people's problem in a weird way.