This book constitutes the refereed post-workshop
proceedings of the Second International Workshop on Worldwide Language Service
Infrastructure, WLSI 2015, held in Kyoto, Japan, in January 2015.
The 4 full papers included in this volume and presented
together with 2 short papers and 8 invited papers, were carefully reviewed and
selected from 7 submissions. The papers are categorized into four parts:
introducing metadata and annotations; providing technologies for language
service platforms; atomic language services across different interfaces,
policies, and development of language resources and services; and collecting
reports on language service application.