Development of Over-ocean SSM/I Rain Retrieval Algorithm in the GSMaP Project. - Hiroshi Hashizume; Takuji Kubota; Kazumasa Aonashi; Shoichi Shige; Ken'ichi Okamoto (IGARSS, 2006)

Global Precipitation Map using Satelliteborne Microwave Radiometers by the GSMaP Project : Production and Validation. - Takuji Kubota; Hiroshi Hashizume; Nobuhiro Takahashi; Shoichi Shige; Kozo Okamoto; Tomoo Ushio; Kazumasa Aonashi; Misako Kachi (IGARSS, 2006)

Global Precipitation Map Using Satellite-Borne Microwave Radiometers by the GSMaP Project: Production and Validation. - Takuji Kubota; Shoichi Shige; Hiroshi Hashizume; Kazumasa Aonashi; Nobuhiro Takahashi; Shinta Seto; Yukari N. Takayabu; Tomoo Ushio; Katsuhiro Nakagawa; Koyuru Iwanami; Misako Kachi; Ken'ichi Okamoto (IEEE Trans. Geosci. Remote. Sens., 2007)

A Long-term Trend Observed in TRMM/PR Monthly Rainfall Products and an Evaluation of Sampling Error by a Bootstrap Method. - Yasuhisa Iida; Takuji Kubota; Toshio Iguchi; Riko Oki (IGARSS (1), 2009)

The GSMaP Precipitation Retrieval Algorithm for Microwave Sounders - Part I: Over-Ocean Algorithm. - Shoichi Shige; Tomoya Yamamoto; Takeaki Tsukiyama; Satoshi Kida; Hiroki Ashiwake; Takuji Kubota; Shinta Seto; Kazumasa Aonashi; Ken'ichi Okamoto (IEEE Trans. Geosci. Remote. Sens., 2009)

Development of spaceborne radar simulator by NICT and JAXA using JMA cloud-resolving model. - Takuji Kubota; Hisaki Eito; Kazumasa Aonashi; Akihiro Hashimoto; Toshio Iguchi; Hiroshi Hanado; Shuji Shimizu; Naofumi Yoshida; Riko Oki (IGARSS, 2010)

Development of synthetic GPM/DPR data using KaPR sampling experiment of the TRMM/PR. - Takuji Kubota; Naofumi Yoshida; Shuji Shimizu; Riko Oki; Hiroshi Hanado; Toshio Iguchi (IGARSS, 2011)

Development of precipitation retrieval algorithm over land for a satellite-borne microwave sounder. - Satoshi Kida; Takuji Kubota; Misako Kachi; Shoichi Shige; Riko Oki (IGARSS, 2012)

Development of cloud liquid water database using global cloud-system resolving model for GPM/DPR algorithm. - Takuji Kubota; Masaki Satoh; Tomoe Nasuno; Shinta Seto; Toshio Iguchi; Riko Oki (IGARSS, 2012)

Reduction of discontinuity due to the orbit boost in TRMM Precipitation Radar product for climate studies. - Satoshi Kida; Takuji Kubota; Misako Kachi; Riko Oki; Toshio Iguchi; Yukari N. Takayabu (IGARSS, 2013)

Development of synthetic GPM/DPR data from TRMM/PR and evaluation of GPM/DPR level-2 "at-launch" algorithms using them. - Takuji Kubota; Naofumi Yoshida; Shinji Urita; Toshio Iguchi; Shinta Seto; Jun Awaka; Hiroshi Hanado; Satoshi Kida; Riko Oki (IGARSS, 2013)

Recent improvements in the global satellite mapping of precipitation (GSMaP). - Misako Kachi; Takuji Kubota; Kazumasa Aonashi; Tomoo Ushio; Shoichi Shige; Munehisa Yamamoto; Tomoaki Mega; Riko Oki (IGARSS, 2014)

Development of level 1 algorithm of Dual Frequency Precipitation Radar (DPR) for the Global Precipitation Measurement (GPM). - Takeshi Masaki; Takuji Kubota; Riko Oki; Masahiro Kojima; Kinji Furukawa; Takeshi Miura; Hiroki Kai; Toshio Iguchi; Hiroshi Hanado; Naofumi Yoshida; Tomohiko Higashiuwatoko (IGARSS, 2014)

Evaluation of Precipitation Estimates by at-Launch Codes of GPM/DPR Algorithms Using Synthetic Data from TRMM/PR Observations. - Takuji Kubota; Naofumi Yoshida; Shinji Urita; Toshio Iguchi; Shinta Seto; Robert Meneghini; Jun Awaka; Hiroshi Hanado; Satoshi Kida; Riko Oki (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014)

The orbital operations status of the dual-frequency precipitation radar on the global precipitation measurement core spacecraft. - Kinji Furukawa; Masahiro Kojima; Tomomi Nio; Toshiyuki Konishi; Riko Oki; Takeshi Masaki; Takuji Kubota; Yuki Kaneko; Misako Kachi; Toshio Iguchi; Hiroshi Hanado; Katsuhiro Nakagawa (IGARSS, 2015)

A decadal variability of semi-global precipitation by TRMM PR. - Kaya Kanemaru; Takuji Kubota; Misako Kachi; Riko Oki; Toshio Iguchi; Yukari N. Takayabu (IGARSS, 2015)

Development of a routine to reduce sidelobe clutter in GPM/KUPR-L2 algorithm. - Takuji Kubota; Takeshi Masaki; Toshio Iguchi; Shinji Urita; Naofumi Yoshida; Hiroshi Hanado; Riko Oki (IGARSS, 2015)

Current status of GPM/DPR level 1 algorithm development and DPR calibration. - Takeshi Masaki; Takuji Kubota; Riko Oki; Kinji Furukawa; Masahiro Kojima; Takeshi Miura; Toshio Iguchi; Hiroshi Hanado; Hiroki Kai; Naofumi Yoshida; Tomohiko Higashiuwatoko (IGARSS, 2015)

Precipitation rates estimated with GPM's Dual-frequency Radar. - Toshio Iguchi; Shinta Seto; Jun Awaka; Robert Meneghini; Takuji Kubota; V. Chandra; Naofumi Yoshida; Nozomi Kawamoto; Riko Oki (IGARSS, 2016)

Recent advances of the TRMM PR beam-mismatch correction after the orbit boost. - Kaya Kanemaru; Takuji Kubota; Takeshi Masaki; Riko Oki; Kinji Furukawa; Toshio Iguchi; Hiroshi Hanado; Naofumi Yoshida (IGARSS, 2016)

Near real time product of the gauge adjusted GSMaP (GSMaP_Gauge_NRT). - Tomoo Ushio; Tomoaki Mega; Takuji Kubota; Misako Kachi (IGARSS, 2016)

Overview of the End-of-Mission Observation Experiments of Precipitation Radar Onboard the Tropical Rainfall Measuring Mission Satellite. - Nobuhiro Takahashi; Hiroshi Hanado; Kenji Nakamura 001; Kaya Kanemaru; Katsuhiro Nakagawa; Toshio Iguchi; Tomomi Nio; Takuji Kubota; Riko Oki; Naofumi Yoshida (IEEE Trans. Geosci. Remote. Sens., 2016)

Prime mission results of the dual-frequency precipitation radar on the global precipitation measurement core spacecraft. - Kinji Furukawa; Tomomi Nio; Riko Oki; Takuji Kubota; Toshio Iguchi (IGARSS, 2017)

Study on measurement performance of future space-based Doppler wind lidar in Japan. - Shoken Ishii; Kozo Okamoto; Philippe Baron; Toshiyuki Ishibashi; Taichu Tanaka; Tsuyoshi Sekiyama; Takashi Maki; Takuji Kubota; Yohei Satoh; Daisuke Sakaizawa; Koji Yamashita; Kyoka Gamo; et al. (IGARSS, 2017)

Recent progress in global satellite mapping of precipitation (GSMAP) product. - Takuji Kubota; Kazumasa Aonashi; Tomoo Ushio; Shoichi Shige; Yukari N. Takayabu; Yoriko Arai; Tomoko Tashima; Misako Kachi; Riko Oki (IGARSS, 2017)

Scan Pattern Change Test Operations of the Dual-Frequency Precipitation Radar on the Global Precipitation Measurement Core Spacecraft. - Kinji Furukawa; Kosuke Yamamoto; Takuji Kubota; Riko Oki; Toshio Iguchi (IGARSS, 2018)

Results of the Ka-Ku Matched Beam Experiment. - Toshio Iguchi; Kinji Furukawa; Takuji Kubota; Kosuke Yamamoto; Takeshi Masaki; Naofumi Yoshida (IGARSS, 2018)

Development of A Statistical Method for Reducing Sidelobe Clutter in High Sensitivity Mode of GPM/Kapr. - Takuji Kubota; Toshio Iguchi; Takeshi Masaki; Naofumi Yoshida; Riko Oki (IGARSS, 2018)

The Land Surface Vegetation Features Observed by GPM/DPR Backscattering in Mongolia. - Nyamsuren Baasankhuu; Kenlo Nishida Nasahara; Takuji Kubota; Takeshi Masaki (IGARSS, 2019)

Precipitation Extremes Monitoring Using Global Satellite Mapping of Precipitation (GSMaP) Products. - Tomoko Tashima; Takuji Kubota; Riko Oki (IGARSS, 2019)

Observing System Simulation Experiment on The Accuracy of Global Satellite Mapping of Precipitation (GSMAP) by Future Small Precipitation Radar Constellation. - Moeka Yamaji; Takuji Kubota; Riko Oki (IGARSS, 2019)

Feasibility Study of GPM/DPR Wide Swath Observation. - Kosuke Yamamoto; Kinji Furukawa; Nobuhiro Takahashi; Takuji Kubota (IGARSS, 2019)

Vegetation Mapping by Using GPM/DPR over the Mongolian Land. - Baasankhuu Nyamsuren; Kenlo Nishida Nasahara; Takuji Kubota; Takeshi Masaki (Remote. Sens., 2019)

Improvements in the Beam-Mismatch Correction of Precipitation Radar Data After the TRMM Orbit Boost. - Kaya Kanemaru; Takuji Kubota; Toshio Iguchi (IEEE Trans. Geosci. Remote. Sens., 2019)

Gauge-Adjusted Global Satellite Mapping of Precipitation. - Tomoaki Mega; Tomoo Ushio; Takahiro Matsuda 001; Takuji Kubota; Misako Kachi; Riko Oki (IEEE Trans. Geosci. Remote. Sens., 2019)

Evaluation of Cloud Liquid Water Database Using Global CloudSystem Resolving Model for GPM/DPR Algorithms. - Takuji Kubota; Masaki Satoh; Takeshi Masaki; Toshio Iguchi; Shinta Seto; Tomoe Nasuno; Riko Oki (IGARSS, 2020)

Preliminary Analysis of Experimental Product for the New Scan Pattern of GPM/DPR. - Shinta Seto; Takuji Kubota; Takeshi Masaki; Nobuhiro Takahashi; Toshio Iguchi (IGARSS, 2020)

Development of Rainfall Normalization Module for GSMaP Microwave Imagers and Sounders. - Munehisa K. Yamamoto; Takuji Kubota (IGARSS, 2020)

Precipitation Extremes Monitoring Using the Near-Real-Time GSMaP Product. - Tomoko Tashima; Takuji Kubota; Tomoaki Mega; Tomoo Ushio; Riko Oki (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2020)

A Feasibility Study on Wide Swath Observation by Spaceborne Precipitation Radar. - Kosuke Yamamoto; Takuji Kubota; Nobuhiro Takahashi; Kaya Kanemaru; Takeshi Masaki; Kinji Furukawa (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2020)

Estimates of Spaceborne Precipitation Radar Pulsewidth and Beamwidth Using Sea Surface Echo Data. - Kaya Kanemaru; Toshio Iguchi; Takeshi Masaki; Takuji Kubota (IEEE Trans. Geosci. Remote. Sens., 2020)

Some Improvements in the GSMaP_Gauge Algorithm. - Tomoaki Mega; Tomoo Ushio; Takuji Kubota; Tomoko Tashima (IGARSS, 2021)

Improvement of the GSMaP Precipitation Retrieval Algorithm for Microwave Sounders Over Coast. - Tomoko Tashima; Takuji Kubota; Tomoaki Mega; Shoichi Shige (IGARSS, 2021)

The Development of a Combined Satellite-Based Precipitation Dataset across Bolivia from 2000 to 2015. - Jhonatan Ureña; Oliver Saavedra; Takuji Kubota (Remote. Sens., 2021)

Evaluations of Ground-Based Weather Radars Over the India with the Spaceborne Precipitation Radar. - Takuji Kubota; Yoichi Saito; Kinji Furukawa; Sambit Kumar Panda; Bipasha Paul Shukla; Atul Kumar Varma (IGARSS, 2022)

Enhancing Precipitation Monitoring Using GPM Products: Integration with Ground-Based Radars. - Takuji Kubota; Yoichi Saito; Kinji Furukawa; Moeka Yamaji; Riko Oki (IGARSS, 2022)

Beam Matching of the Dual-Frequency Precipitation Radar Onboard the Global Precipitation Measurement Core Observatory. - Takeshi Masaki; Kinji Furukawa; Toshio Iguchi; Takuji Kubota; Nobuhiro Takahashi (IGARSS, 2022)

Implementation of a Rainfall Normalization Module for GSMaP Microwave Imagers and Sounders. - Munehisa K. Yamamoto; Takuji Kubota (Remote. Sens., 2022)

Assessments of Doppler Velocity Errors of EarthCARE Cloud Profiling Radar Using Global Cloud System Resolving Simulations: Effects of Doppler Broadening and Folding. - Yuichiro Hagihara; Yuichi Ohno; Hiroaki Horie; Woosub Roh; Masaki Satoh; Takuji Kubota; Riko Oki (IEEE Trans. Geosci. Remote. Sens., 2022)

Calibration of the Dual-Frequency Precipitation Radar Onboard the Global Precipitation Measurement Core Observatory. - Takeshi Masaki; Toshio Iguchi; Kaya Kanemaru; Kinji Furukawa; Naofumi Yoshida; Takuji Kubota; Riko Oki (IEEE Trans. Geosci. Remote. Sens., 2022)

The Advanced Microwave Scanning Radiometer 3 (AMSR3) Onboard the Global Observing Satellite for Greenhouse Gases and Water Cycle (GOSAT-GW) Toward Long-Term Water Cycle Monitoring. - Misako Kachi; Rigen Shimada; Keiichi Ohara; Takuji Kubota; Takeshi Miura; Kazuya Inaoka; Yasushi Kojima; Kazumasa Aonashi; Naoto Ebuchi (IGARSS, 2023)

Evaluation of Effects on Dual-Frequency Precipitation Radar Observations Due to the Orbit Boost of the GPM Core Observatory. - Takuji Kubota; Takeshi Masaki; Gennosuke Kikuchi; Masato Ito; Tomohiko Higashiuwatoko; Kaya Kanemaru; Nobuhiro Takahashi; Kosuke Yamamoto; Kinji Furukawa; Tomomi Nio (IGARSS, 2024)

Evaluation of GCOM-C/SGLI Cloud Flag Product With Spaceborne Cloud Radar and Lidar in Northern Hemisphere High Latitudes. - Toshiyuki Tanaka; Takuji Kubota; Kazuhisa Tanada; Takashi Y. Nakajima (IEEE Trans. Geosci. Remote. Sens., 2025)