L. R. Lyons, Y. Nishimura, J. Liu, Y. Zou, W. A. Bristow, S. Yadav, E. Donovan, N. Nishitani, K. Shiokawa, and K. Hosokawa. Unsolved problems: Mesoscale polar cap flow channels' structure, propagation, and effects on space weather disturbances. Frontiers in Astronomy and Space Sciences, volume 10, 2023 . X. Tian, Y. Yu, F. Gong, L. Ma, J. Cao, S. C. Solomon, P. R. Shreedevi, K. Shiokawa, Y. Otsuka, S.-i. Oyama, and Y. Miyoshi. Ionospheric Modulation by EMIC Wave-Driven Proton Precipitation: Observations and Simulations. Journal of Geophysical Research: Space Physics, volume 128, issue 1, 2023 . L. V. Goodwin, Y. Nishimura, Y. Zou, K. Shiokawa, and P. T. Jayachandran. Mesoscale Convection Structures Associated With Airglow Patches Characterized Using Cluster-Imager Conjunctions. Journal of Geophysical Research: Space Physics, volume 124, issue 9, 2019 . Y. Zou, Y. Nishimura, L. R. Lyons, and K. Shiokawa. Localized polar cap precipitation in association with nonstorm time airglow patches. Geophysical Research Letters, American Geophysical Union, volume 44, pages 609-617, 2017 . Y. Zou, Y. Nishimura, J. K. Burchill, D. J. Knudsen, L. R. Lyons, K. Shiokawa, S. Buchert, S. Chen, M. J. Nicolls, M. J. Ruohoniemi, K. A. McWilliams, and N. Nishitani. Localized field-aligned currents in the polar cap associated with airglow patches. J. Geophys. Res. Space Physics, American Geophysical Union, issue 121, 2016 . G. W. Perry, H. Dahlgren, M. J. Nicolls, M. Zettergren, J.-P. St.-Maurice, J. L. Semeter, T. Sundberg, K. Hosokawa, K. Shiokawa, and S. Chen. Spatiotemporally resolved electrodynamic properties of a Sun-aligned arc over Resolute Bay. J. Geophys. Res., volume 120, pages 9977-9987, 2015 . H. Dahlgren, G. Perry, J.-P. St.-Maurice, T. Sundberg, K. Hosokawa, J. L. Semeter, M. J. Nicolls, and K. Shiokawa. 3D imaging reveals electrodynamics of polar cap aurora. Astronomy & Geophysics, volume 55, 2014 . K. Hosokawa, S. Taguchi, K. Shiokawa, Y. Otsuka, Y. Ogawa, and M. Nicolls. Global imaging of polar cap patches with dual airglow imagers. Geophys. Res. Lett., volume 41, pages 1-6, 2014 . A. V. Koustov, K. Hosokawa, N. Nishitani, K. Shiokawa, and H. Liu. Signatures of moving polar cap arcs in the F-region PolarDARN echoes. Ann. Geophys., volume 30, issue 3, pages 441-455, 2012 . P. T. Jayachandran, K. Hosokawa, K. Shiokawa, Y. Otsuka, C. Watson, S. C. Mushini, J. W. Macdougall, P. Prikryl, R. Chadwick, and T. D. Kelly. GPS total electron content variations associated with poleward moving Sun-aligned arcs. J. Geophys. Res., volume 117, 2012 . H. Dahlgren, G. W. Perry, J. L. Semeter, J.-P. St.-Maurice, K. Hosokawa, M. J. Nicolls, M. Greffen, K. Shiokawa, and C. Heinselman. Space-time variability of polar cap patches: Direct evidence for internal plasma structuring. J. Geophys. Res., volume 117, 2012 . H. Dahlgren, J. L. Semeter, K. Hosokawa, M. J. Nicolls, T. W. Butler, M. G. Johnsen, K. Shiokawa, and C. Heinselman. Direct three-dimensional imaging of polar ionospheric structures with the Resolute Bay Incoherent Scatter Radar. Geophys. Res. Lett., volume 39, 2012 . K. Hosokawa, J. I. Moen, K. Shiokawa, and Y. Otsuka. Decay of polar cap patch. J. Geophys. Res., volume 116, 2011 . K. Hosokawa, J. I. Moen, K. Shiokawa, and Y. Otsuka. Motion of polar cap arcs. J. Geophys. Res., volume 116, 2011 . K. Hosokawa, J.-P. St.-Maurice, G. J. Sofko, K. Shiokawa, Y. Otsuka, and T. Ogawa. Reorganization of polar cap patches through shears in the background plasma convection. J. Geophys. Res., volume 115, 2010 . K. Hosokawa, T. Tsugawa, K. Shiokawa, Y. Otsuka, N. Nishitani, T. Ogawa, and M. R. Hairston. Dynamic temporal evolution of polar cap tongue of ionization during magnetic storm. J. Geophys. Res., volume 115, 2010 . K. Hosokawa, K. Shiokawa, Y. Otsuka, T. Ogawa, J.-P. St.-Maurice, G. J. Sofko, and D. A. Andre. Relationship between polar cap patches and field-aligned irregularities as observed with an all-sky airglow imager at Resolute Bay and the PolarDARN radar at Rankin Inlet. J. Geophys. Res., volume 114, 2009 . K. Hosokawa, T. Tsugawa, K. Shiokawa, Y. Otsuka, T. Ogawa, and M. R. Hairston. Unusually elongated, bright airglow plume in the polar cap F region: Is it a tongue of ionization? Geophys. Res. Lett., volume 36, issue 7, 2009 . K. Hosokawa, T. Kashimoto, S. Suzuki, K. Shiokawa, Y. Otsuka, and T. Ogawa. Motion of polar cap patches: A statistical study with all-sky airglow imager at Resolute Bay, Canada. J. Geophys. Res., volume 114, 2009 . P. T. Jayachandran, K. Hosokawa, J. W. Macdougall, S. Mushini, R. B. Langley, and K. Shiokawa. GPS total electron content variations associated with a polar cap arc. J. Geophys. Res., volume 114, 2009 . S. Suzuki, K. Shiokawa, K. Hosokawa, K. Nakamura, and W. K. Hocking. Statistical characteristics of polar cap mesospheric gravity waves observed by an all-sky airglow imager at Resolute Bay, Canada. J. Geophys. Res., volume 114, 2009 .