Vocabulary

Miwa Shinto (sect of amalgamated Shinto developed in the Muromachi Period)

Hokke Shinto (Shinto doctrines based on Nichiren Buddhism)

head of the Department of Worship

Hakke Shinto (Shinto tradition transmitted by the House of Hakuo Shirakawa); Hakuke Shinto

Japanese geoduck (Panopea japonica)

mirugai clam (Tresus keenae, species of gaper clam)

fan mussel (species of pen shell, Atrina pectinata)

Pinna bicolor (species of pen shell)

Trigonia (genus of triangular clams)

Neotrigonia (genus of triangular clams)

trigoniid (any clam of family Trigoniidae)

Unio douglasiae (species of freshwater mussel)

dilate piddock (Barnea dilatata)

ox-palate nerite (Nerita albicilla); blotched nerite

Arca avellana (species of ark shell)

blood clam (Scapharca broughtonii)

Margaritifera laevis (species of freshwater pearl mussel)

earthquake source fault

epicentral distance

hypocentral region

hypocentral distance

origin time (of an earthquake)

elastic vibration

elastic wave

complex volcano; compound volcano

double volcano

shield volcano

lava dome

pyroclastic cone

pyroclastic cone

pyroclastic cone

submarine volcano

megaquake; massive earthquake

tectonic earthquake

deep earthquake; deep-focus earthquake

dislocation earthquake; fault earthquake

microearthquake

imperceptible earthquake

seismic network; seismic array

seismogram