Enter your bip39 mnemonic https://ameblo.jp/generate-bip39brooks/entry-12913353546.html While it uses BIP32 approach you could nevertheless import BIP39 seeds into Electrum wallet. Also in addition to BIp32 there is BIP44 version which some wallet use with the generation of seeds. Such as, should you at first put in place your wallet and generated https://ztndz.com/story25952215/bip39-format-example-bip39-checksum-an-overview-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw