The Letters of J. R. R. Tolkien: Revised and Expanded edition(Kobo/電子書)

The Book of Lost Tales 2 (The History of Middle-earth, Book 2)(Kobo/電子書)

Beowulf: A Translation and Commentary, together with Sellic Spell(Kobo/電子書)

The Treason of Isengard (The History of Middle-earth, Book 7)(Kobo/電子書)

Beren and Lúthien(Kobo/電子書)

The Book of Lost Tales 1 (The History of Middle-earth, Book 1)(Kobo/電子書)

The Silmarillion(Kobo/電子書)

The Lost Road and Other Writings (The History of Middle-earth, Book 5)(Kobo/電子書)

The Fall of Gondolin(Kobo/電子書)

Morgoth’s Ring (The History of Middle-earth, Book 10)(Kobo/電子書)

The War of the Ring (The History of Middle-earth, Book 8)(Kobo/電子書)

The Fall of Arthur(Kobo/電子書)

The Return of the Shadow (The History of Middle-earth, Book 6)(Kobo/電子書)

The Lays of Beleriand (The History of Middle-earth, Book 3)(Kobo/電子書)

Sauron Defeated (The History of Middle-earth, Book 9)(Kobo/電子書)

The Legend of Sigurd and Gudrún(Kobo/電子書)

The Children of Húrin(Kobo/電子書)

The Shaping of Middle-earth (The History of Middle-earth, Book 4)(Kobo/電子書)

The War of the Jewels (The History of Middle-earth, Book 11)(Kobo/電子書)

The Peoples of Middle-earth (The History of Middle-earth, Book 12)(Kobo/電子書)