Darashi na Sister

Included Stories:
1-7. Darashi na Sister (だらしな シスター, Careless Sister)
8. Motto Darashi na Sister (も~っとだらしなシスター)

Notes:
- Published in Comic ExE 35, 37, 39, 43~44, 48, 50.
- Includes an extra chapter released with the tankoubon titled "Mo~tto Darashi na Sister" (も~っとだらしなシスター)