- 1 - 3 Low - Average
- 4 - 6 Above Average - High
- 7 - 10 Extremely High - Perfect
- The name 'Eiko' is spelled with the kanji for 'glory' (栄) and 'child' (子).
- Eiko's surname, 'Nohara' (野原) means 'field'.
- Her blood type is O-
- Eiko's hobby is throwing parties with her 'friends'.
- Her favourite food is toffee, while her least favourite food is saba shioyaki (grilled mackerel)
- Eiko Likes scalpels and the cold and dislikes crowds.
- Eiko's most treasured item is the sound of a live human's beating heart.