JournalsprimsVol. 57, No. 3/4Volume 57, No. 3/4 (2021) Special issue dedicated to Masaki Kashiwara on the occasion of his 70th birthday Publications of the Research Institute for Mathematical Sciencespp. 727–754On the Stokes Geometry of Perturbed Tangential Pearcey SystemsSampei HiroseTakahiro KawaiShinji SasakiYoshitsugu Takeipp. 755–794Integrable Deformations and Degenerations of Some Irregular SingularitiesClaude Sabbahpp. 795–829Arc Spaces and Chiral Symplectic CoresTomoyuki ArakawaAnne Moreaupp. 831–866Good Formal Structures for Flat Meromorphic Connections, III: Irregularity and Turning LociKiran S. Kedlayapp. 867–891$D$-Modules Generated by Rational Powers of Holomorphic FunctionsMorihiko Saitopp. 893–920Versal Unfolding of Irregular Singularities of a Linear Differential Equation on the Riemann SphereToshio Oshimapp. 921–958Derived Hom Spaces in Rigid Analytic GeometryMauro PortaTony Yue Yupp. 959–991Poisson Geometry of the Moduli of Local Systems on Smooth VarietiesTony PantevBertrand Toënpp. 993–1039Kirillov–Reshetikhin Modules of Generalized Quantum Groups of Type $A$Jae-Hoon KwonMasato Okadopp. 1041–1048Microlocal Category for Weinstein Manifolds via the h-PrincipleVivek Shendepp. 1049–1087Derived Intersections and Free dg-Lie AlgebroidsJulien Grivauxpp. 1089–1107On Parabolic Restriction of Perverse SheavesRoman BezrukavnikovAlexander Yom Dinpp. 1109–1225Lie Groupoids, Deformation of Unstable Curves, and Construction of Equivariant Kuranishi ChartsKenji Fukayapp. 1227–1376A Conjectural Extension of the Kazhdan–Lusztig EquivalenceDennis Gaitsgory

pp. 727–754On the Stokes Geometry of Perturbed Tangential Pearcey SystemsSampei HiroseTakahiro KawaiShinji SasakiYoshitsugu Takei

pp. 831–866Good Formal Structures for Flat Meromorphic Connections, III: Irregularity and Turning LociKiran S. Kedlaya

pp. 893–920Versal Unfolding of Irregular Singularities of a Linear Differential Equation on the Riemann SphereToshio Oshima

pp. 959–991Poisson Geometry of the Moduli of Local Systems on Smooth VarietiesTony PantevBertrand Toën

pp. 993–1039Kirillov–Reshetikhin Modules of Generalized Quantum Groups of Type $A$Jae-Hoon KwonMasato Okado

pp. 1109–1225Lie Groupoids, Deformation of Unstable Curves, and Construction of Equivariant Kuranishi ChartsKenji Fukaya