Observatories and instruments registered in IUGONET MDDB as viewed through Google Earth around Kyoto and Nagoya, Japan. (a) Observatories. Yellow indicates observatories operated by Kyoto University, and orange indicates those operated by Nagoya University. (b) Display of the metadata of the all-sky camera of OMTI at Shigaraki, offered by clicking ‘Instrument’ metadata viewed through Google Earth. (c) Result of search MDDB followed by clicking IUGONET Metadata (description) in (b). (d) Result of clicking ‘Related URL’ shown in (b).