Table:
0
A
B
C
D
E
1
Romaji title
Japanese title
Release date
Reference
Oricon
2
Junjou Karen Otome Moyou
純情可憐乙女模様
1995/02/08
KICS-470
1
3
Mi-Chemin
Mi-Chemin
1995/09/21
KICS-510
3
4
Merry Christmas For You
Merry Christmas For You
1995/11/22
KICS-530
19
5
Ai no Baka
愛のバカ
1996/03/23
KICS-540
20
6
nakitakunalu
泣きたくなる
1996/10/10
KICS-600
18

Questions and formulas:
Question: What rank is 愛のバカ on the Japanese singles chart?
Formula: SUMIFS(E1,B1,"愛のバカ")
Formula2: SUMIFS(E2:E6,B2:B6,"愛のバカ")
Level: easy
Question: How many songs have mi-chemin as their Japanese name and romanji name?
Formula: ROWS(UNIQUE(FILTER(A1, B1="Mi-Chemin")))
Formula2: ROWS(UNIQUE(FILTER(A2:A6, B2:B6="Mi-Chemin")))
Level: medium