$ gpg --list-keys¶
/home/1234567890/.gnupg/pubring.kbx
-----------------------------------
pub   rsa3072 2021-05-23 [SC] [有効期限: 2023-05-23]
      18C1862993692737A590D14C03B868E2AD4A6AA5
uid           [  究極  ] Yamaguchi at ECCS <1234567890@g.ecc.u-tokyo.ac.jp>
sub   rsa3072 2021-05-23 [E] [有効期限: 2023-05-23]

pub   rsa3072 2021-05-22 [SC] [有効期限: 2023-05-22]
      647CBCFF871937670FD54DA9C8AB88914291D047
uid           [  不明  ] Enshu Sennyo <enshu@joho.org>
sub   rsa3072 2021-05-22 [E] [有効期限: 2023-05-22]

$ gpg --list-secret-keys¶
/home/1234567890/.gnupg/pubring.kbx
-----------------------------------
sec   rsa3072 2021-05-23 [SC] [有効期限: 2023-05-23]
      18C1862993692737A590D14C03B868E2AD4A6AA5
uid           [  究極  ] Yamaguchi at ECCS <1234567890@g.ecc.u-tokyo.ac.jp>
ssb   rsa3072 2021-05-23 [E] [有効期限: 2023-05-23]

sec   rsa3072 2021-05-22 [SC] [有効期限: 2023-05-22]
      647CBCFF871937670FD54DA9C8AB88914291D047
uid           [  不明  ] Enshu Sennyo <enshu@joho.org>
ssb   rsa3072 2021-05-22 [E] [有効期限: 2023-05-22]

$