由来ゆらい書がき

yurai gaki

1. Not a source document.; Not a letter of origin.

1. Was a source document.; Was a letter of origin.

1. Origin letter with; Regarding the origin letter

1. Origin report; Origin document

1. It is not a source document.; It is not an origin letter.

1. It's not a letter of origin.; It's not an origin story.

1. Was a letter of origin.; Was a letter of explanation.

1. Origin letter.; Letter of reason.

1. Is not a letter of origin.; Is not a provenance letter.

1. Was not a letter of origin.; Was not a source document.

1. Probably a provenance record.; Probably a record of origin.

1. It was not a source document.; It was not a letter of origin.

1. Was not a letter of origin.; Wasn't an explanation of origin.

1. Probably a provenance document.; Likely a letter of origin.

1. Was not a source document.; Was not a letter of origin.

1. If [it] were a source document; If [it] was a source document

1. If [it] is a source document; If [it's] a letter of origin

1. If/when it's a source document; If/when it's a letter of origin