オプショナルパーツでしょう
opushonaru pātsudeshō
1. Optional parts, probably.; Likely optional parts.
Noun
#2867266
1. Optional parts, probably.; Likely optional parts.
1. part; component
1. it seems; I think
2. right?; don't you agree?
1. of parts; parts'
1. With parts; By parts
1. Parts.; It is.
1. Was parts.; Was a part.
1. If parts; When parts
1. Not a part.; Not parts.
1. It was parts.; It was a part.