請問桂離宮申請 - 旅遊

經過十幾天的申請、抽籤，今天終於收到申請成功的信，
宮內廳發了一封email，內容如下：
Dear OOOO .

Thank you for applying to our office.
Your request for the tour was accepted by drawing lots.
Please confirm the permit for visit at this URL address.

To notice of permit for visit :
https://sankan.kunaicho.go.jp/permit/login?locale=en

This e-mail has been sent.
You can make no farther additions.

Here are your application details

----- Visit to place Visit for time -----

[visit Place] : KATSURA IMPERIAL VILLA
[visit Date] : 2018-11-15 15:20
[Permit no] : 81142XXXX
[number of party] : 2

-----<< information >>-----
（略）

點進去連結 Confirm of Permit for Visit
要輸入：
Permit no.
Phone number of representative
(Only numeric ex.0123456789）

一直Login incorrect
我申請時電話是填886928XXXXXX，系統是接受的。
但現在卻卡關。

請問版友。電話要填什麼呢？謝謝。

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