Kuroshiro [KUSH-3-013P]
Every Second Turn [ESEC-4-009P]
Detour [DETO-5-010P]
Sheep and Wolves [SHEP-2-007P]
Slitherlink [SLIL-4-014P]
Moon or Sun [MSUN-5-015P]
Geradeweg [GWEG-5-010P]
Masyu [MASY-4-014P]
Castle Wall [CAWA-4-014P]
Kanjo [KNJO-1-001P]
Mid-Loop [MDLO-3-013P]
Shingoki [SHIN-2-007P]
Dotchi-Loop [DOLO-1-006P]
Round Trip [RTRP-1-006P]
