Amazon.co.jp: Free The Tone CS-8037 1.0m SPEAKER CABLE Speaker Cable : Electronics
Amazon.co.jp: kuria-o-baru 70 cm Speaker Cable, G & H Headphone Jack + Crimp Terminals (fasuton Terminal) x2 (or Cable with Shielding for Conditions), Combo Guitar Amplifier for : Musical Instruments
Splitting the difference between Speaker and Instrument cables
Guitar and Bass Amp Head Speaker Cable - Neutrik speakONs – Cablesmiths
Monster Cable Prolink Performer 600 Combo Amp Speaker Cable 3 ft. Black | Guitar Center