Notes - Segment Information, Etc.
| Concept |
2018-03-01 to 2019-02-28 |
2017-03-01 to 2018-02-28 |
|---|---|---|
| Notes - Segment information, etc. | ||
| Notes - Segment information, etc. | ||
| Notes - Information associated with reportable segments | ||
| Information for each of main customers |