(n) (abbr) denim jacket (wasei: jeans jumper)
(n) jerky
(n) jargon
(n) jersey
(P)
(n) (comp) journal
log
(P)
(n) journey
(n) German
(n) Jainism
(n) Jacquard (type of loom)
(n) Jakarta
(P)
(n) (uk) potato (Solanum tuberosum)
(n) jacuzzi
(n) juggler
(n) (1) jacket
(2) book jacket
dust cover
(P)
(n) (abbr) in perfect focus
(n) jasmine
(P)
(n) jazzmen
(P)
(n) jackal (carnivores, Canis aureus ssp., C. adustus, C. mesomelas)
(n,vs) juggle
(n) (comp) Janet
(n) (uk) dwarf mondo grass (Ophiopogon japonicus)
(n) (comp) Java2
(n) (comp) jabber control
(n) javelin
(n) Japonica
(P)
(n) Jamaica
(P)
(n) jamming
(n) jam bun (wasei: jam pan (bread))
(n) (comp) jam signal
(n) (abbr) Japan unique process