It seems that Nissin quietly announced the previously rumored Nissin MG60 Pro flash for Nikon, Canon, and Sony - it is already listed at B&H and here are the technical specifications:
Mount type: For Nikon (Canon and Sony will be released at a later date)
Guide number:
60 (at ISO100 / m / irradiation angle 200mm)
32 (at ISO100 / m / irradiation angle 35mm)
Discharge tube output: 82.5Ws (when the zoom cover is removed) * 1
Cover focal length: 24-200mm (auto zoom) / 24/28/35/50/70/85/105/135 / 200mm (manual zoom) 16mm when using wide panel
Power supply: 14500 4 lithium-ion rechargeable batteries with protection circuit / 4 AA nickel-metal hydride rechargeable batteries (batteries and battery chargers sold separately) * 2
Light emission interval: Approximately 0.1 to 1.2 seconds * 3 (when using a lithium-ion rechargeable battery with a 14500 size protection circuit) ・ Approximately 0.1 to approximately 3 seconds * 4 (when using an AA nickel-metal hydride rechargeable battery)
Number of flashes: Approximately 250 times (when using AA 2450mAh nickel-metal hydride rechargeable battery), approximately 360 times (when using 14500 1000mAh lithium-ion rechargeable battery)
Flash time: 1/400 to 1 / 20,000 seconds
Color temperature: Approximately 5,600K (when the zoom cover is attached)
Bounce angle: 90 ° above, 180 ° left and right
Operation mode: TTL / A / M / SD / SF / video light / multi-flash / optical wireless / NAS
Wireless method: Radio wave wireless TTL (NAS / Nissin Air System) * 5 and optical wireless TTL (compatible with camera manufacturers)
Radio communication: Communicates only with units that have been paired in advance (also equipped with an OPEN mode that allows communication without pairing) Usable range: Up to 100m (depending on the performance of the commander to be paired)
Radio wave specifications 2.4GHz band ISM band (certified as conforming to technical standards)
Number of channels: 8 channels
Luminous group: A / B / C / D /A・/ /B・/ /C・/ /D・ 8 groups
Optical wireless TTL: Common to A / B / C groups and channels
Strobe dimming correction:
TTL: -2.0 to + 2.0EV 1 / 3EV step
M / SD / SF: 1/256 to 1/1 1 / 3EV step
Supports FE / FV lock, rear curtain sync, high speed sync (FP flash), red eye reduction mode, slow sync mode
(support depends on the specifications of each camera manufacturer and model)
AF auxiliary light * 6 : 0.7 to 5m
Video light: white LED
Rear operation unit: Dial type multi-selector
Accessories: Pouch, filter holder, amber filter, diffuser cap, mini stand
Size about 116 (H) x 73 (W) x 98 (D) mm
Weight approx. 390g (excluding batteries)
More information on the new flash is available here and here.