word requests - What is this kind of book layout called? - Japanese Language Stack Exchange

That may be off topic, but what is this two-row book layout called in Japanese? And to what extent is this format common?

Japan's “Hostage Justice” System: Denial of Bail, Coerced Confessions, and Lack of Access to Lawyers

The Godfather: 9780451167712: Puzo, Mario: Books

Out-of-stock emails: Best practices

The Chief Culprit: Stalin's Grand Design to Start World War II: Suvorov, Viktor: 9781591148067: : Books

Japanese language books hi-res stock photography and images - Alamy

The Piano Tuner: Mason, Daniel: 9781400030385: : Books

Exploring the Post-crash Cryptocurrency Market

Requirements for Japanese Text Layout - 日本語組版処理の要件（日本語版）

word choice - Is this a teachers' lounge? - English Language Learners Stack Exchange