Some reference tools are available as mobile apps on iOS and Android devices. This LibGuide page lists selected apps that may be useful for doing research on Japan, such as dictionaries and world fact books.
Learning and reading kuzushiji/hentaigana
Primo, Washington University Libraries' new discovery tool, integrates the index of JapanKnowledge. Without leaving Primo, you can search dictionary and encyclopedia entries on Japan-related topics/terms as well as JapanKnowledge e-book titles.
For additional map searching tips, visit the National Diet Library's リサーチ・ナビ.