Mr. Grififth, if you don't hesitate to use some Japanese to give your knife a "tactical" atmosphere like some of current knives for same purpose take...
Some too long, some oddly sounding, but I hope they make some food for thinking.
Aibo...a good, trustworthy, and intimate partner, (Sony's robot pet took this name already)
Kiba...fang
Haja...evil breaking
Shioki...punish/punishment
Seibai...defeat enemy
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\(^o^)/ Mizutani Satoshi \(^o^)/