インデックスファイルでしょう
indekkusufairudeshō
1. Probably an index file.
Noun
#2438692
1. Probably an index file.
1. file (for holding papers)
2. file (collection of documents); filing
3. file
1. index
1. it seems; I think
2. right?; don't you agree?
1. Of file; Relating to files
1. With files; By means of files
1. File.; It is a file.
1. of index; index's
1. in the index; with the index
1. If the file; When the file