The storage option fees are as follows:

Aging and storage: An initial fee of 1000 yen (tax included) plus the following charges depending on the storage period.

1-year storage option: 2400 yen (tax included)

2-year storage option: 4800 yen (tax included)

3-year storage option: 7200 yen (tax included)

4-year storage option: 9600 yen (tax included)

5-year storage option: 12,000 yen (tax included)

6-year storage option: 14,400 yen (tax included)

7-year storage option: 16,800 yen (tax included)

8-year storage option: 19,200 yen (tax included)

9-year storage option: 21,600 yen (tax included)

10-year storage option: 24,000 yen (tax included)

15-year storage option: 36,000 yen (tax included)

20-year storage option: 48,000 yen (tax included)

25-year storage option: 60,000 yen (tax included)