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 . K. Hosokawa, A. Kullen, S. Milan, J. Reidy, Y. Zou, H. U. Frey, R. Maggiolo, and R. Fear. Aurora in the Polar Cap: A Review. Space Science Review, volume 216, issue 15, 2020 . K. Hosokawa, Y. Zou, and Y. Nishimura. Airglow Patches in the Polar Cap Region: A Review. Space Science Reviews, volume 215, issue 8, 2019 . 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 . G. W. Perry, J.-P. St.-Maurice, and K. Hosokawa. The interconnection between cross-polar cap convection and the luminosity of polar cap patches. J. Geophys. Res., volume 118, issue 1, pages 7306-7315, 2013 . 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 . Y. Nishimura, L. R. Lyons, S. Zou, X. Xing, V. Angelopoulos, S. B. Mende, J. W. Bonnell, D. Larson, U. Auster, T. Hori, N. Nishitani, K. Hosokawa, G. Sofko, M. Nicolls, and C. Heinselman. Preonset time sequence of auroral substorms: Coordinated observations by all-sky imagers, satellites, and radars. 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 .