Wikipedia
YJ
YJ or yJ may refer to:
- Either yotta joule (YJ = 10 J) or yoctojoule (yJ = 10 J), both SI units of energy
- Yahoo! Japan, a website
- Jeep Wrangler, an SUV
- Weekly Young Jump, a magazine
- Young Judaea, a Zionist youth movement
- Young Justice, a DC comic series
:* Young Justice (TV Series), TV series aired on Cartoon Network
::* Young Justice: Legacy, video games based on the TV series.
- Yakitate!! Japan, an anime