School of Engineering, The University of Tokyo, Tokyo, Japan - Articles

Asymptotic Efficiency of the Maximum Likelihood Estimator for the Box-Cox Transformation Model with Heteroscedastic Disturbances (Articles)

Kazumitsu Nawata

Open Journal of Statistics Vol.6 No.5，October 21, 2016

DOI: 10.4236/ojs.2016.65069 1,616 Downloads 3,016 Views Citations
A Basic Study of the Forecast of Air Transportation Networks Using Different Forecasting Methods (Articles)

Yuya Takahashi, Rie Osawa, Susumu Shirayama

Journal of Data Analysis and Information Processing Vol.5 No.2，May 16, 2017

DOI: 10.4236/jdaip.2017.52004 2,068 Downloads 4,141 Views Citations
Influential Factors on Pro-Environmental Behaviors—A Case Study in Tokyo and Seoul (Articles)

Hyunsook Lee, Kiyo Kurisu, Keisuke Hanaki

Low Carbon Economy Vol.4 No.3，August 29, 2013

DOI: 10.4236/lce.2013.43011 6,246 Downloads 11,058 Views Citations
Magnet Formation by the Surface Modification of Diamond with Manganese Detected by the Magnetic Flux Density on the Surface (Articles)

Takahisa Yamazaki, Ryusei Ninomiya

Materials Sciences and Applications Vol.8 No.8，August 17, 2017

DOI: 10.4236/msa.2017.88045 949 Downloads 1,825 Views Citations
This article belongs to the Special Issue on Carbon Materials
Magnetic Levitation of Diamond Modified with Manganese and Bismuth (Articles)

Takahisa Yamazaki, Amane Muraoka

Materials Sciences and Applications Vol.12 No.1，January 22, 2021

DOI: 10.4236/msa.2021.121005 430 Downloads 1,385 Views Citations
Evaluation of Blood Pressure Control Medicines Using Health and Medical Checkup Data in Japan: Alternative Methods for Randomized Controlled Trials (Articles)

Kazumitsu Nawata, Yoichi Sekizawa, Moriyo Kimura

Health Vol.10 No.5，May 24, 2018

DOI: 10.4236/health.2018.105047 992 Downloads 2,096 Views Citations
Does High Systolic Blood Pressure Truly Increase Medical Expenditure?—An Empirical Analysis of the New 2017 ACC/AHA Hypertension Guideline (Articles)

Kazumitsu Nawata, Moriyo Kimura

Health Vol.10 No.8，August 10, 2018

DOI: 10.4236/health.2018.108079 1,716 Downloads 4,058 Views Citations
A Study on Broad Band Noise Emitted from Underexpanded Radial Jet (Articles)

Yuichi Hiramoto, Hiromasa Suzuki, Masaki Endo, Yoko Sakakibara

Open Journal of Fluid Dynamics Vol.9 No.1，March 14, 2019

DOI: 10.4236/ojfd.2019.91005 731 Downloads 1,388 Views Citations
Evaluation of the Distribution and Factors Affecting Blood Pressure Using Medical Checkup Data in Japan (Articles)

Kazumitsu Nawata, Akikuni Matsumoto, Ryosuke Kajihara, Moriyo Kimura

Health Vol.9 No.1，January 20, 2017

DOI: 10.4236/health.2017.91009 2,176 Downloads 5,132 Views Citations
Reliability of Blood Pressure Measurements: An Analysis of the White Coat Effect and Its Fluctuations (Articles)

Kazumitsu Nawata, Moriyo Kimura

Health Vol.9 No.3，March 24, 2017

DOI: 10.4236/health.2017.93036 2,260 Downloads 4,230 Views Citations
An Analysis of the Medical Costs of and Factors Affecting Diabetes Using the Medical Checkup and Payment Dataset in Japan: Can We Reduce the Prevalence of Diabetes? (Articles)

Kazumitsu Nawata, Moriyo Kimura

Health Vol.9 No.8，August 7, 2017

DOI: 10.4236/health.2017.98081 1,119 Downloads 4,166 Views Citations
Lexicon Creation for Financial Sentiment Analysis Using Network Embedding (Articles)

Ryo Ito, Kiyoshi Izumi, Hiroki Sakaji, Shintaro Suda

Journal of Mathematical Finance Vol.7 No.4，November 17, 2017

DOI: 10.4236/jmf.2017.74048 2,424 Downloads 5,059 Views Citations
Evaluation of Medical Costs of Kidney Diseases and Risk Factors in Japan (Articles)

Kazumitsu Nawata, Moriyo Kimura

Health Vol.9 No.13，December 8, 2017

DOI: 10.4236/health.2017.913127 1,512 Downloads 4,459 Views Citations
Evaluation of Rice Husk Use Scenarios Incorporating Stakeholders’ Preferences Revealed through the Analytic Hierarchy Process in An Giang Province, Vietnam (Articles)

Pham Thi Mai Thao, Kiyo H. Kurisu, Keisuke Hanaki

Low Carbon Economy Vol.5 No.3，August 11, 2014

DOI: 10.4236/lce.2014.53010 3,775 Downloads 4,986 Views Citations
Geospatial Area Embedding Based on the Movement Purpose Hypothesis Using Large-Scale Mobility Data from Smart Card (Articles)

Masanao Ochi, Yuko Nakashio, Matthew Ruttley, Junichiro Mori, Ichiro Sakata

Int'l J. of Communications, Network and System Sciences Vol.9 No.11，November 24, 2016

DOI: 10.4236/ijcns.2016.911041 1,601 Downloads 2,923 Views Citations
This article belongs to the Special Issue on Information Extraction and Retrieval
Evaluation of Length of Hospital Stay Joining Educational Programs for Type 2 Diabetes Mellitus Patients: Can We Control Medical Costs in Japan? (Articles)

Kazumitsu Nawata, Koichi Kawabuchi

Health Vol.7 No.2，February 16, 2015

DOI: 10.4236/health.2015.72030 3,560 Downloads 4,756 Views Citations
An Econometric Analysis of Hospital Length of Stay for Cataract Operations in Japan by the Box-Cox Transformation Model and Hausman Tests: Evaluation of the 2010 Revision of the Medical Payment System* (Articles)

Kazumitsu Nawata, Koichi Kawabuchi

Open Journal of Applied Sciences Vol.5 No.9，September 29, 2015

DOI: 10.4236/ojapps.2015.59054 3,800 Downloads 4,734 Views Citations
Comparison of the Length of Stay and Medical Expenditures among Japanese Hospitals for Type 2 Diabetes Treatments: The Box-Cox Transformation Model under Heteroscedasticity (Articles)

Kazumitsu Nawata, Koichi Kawabuchi

Health Vol.8 No.1，January 18, 2016

DOI: 10.4236/health.2016.81007 5,066 Downloads 6,448 Views Citations
Did the Revision of the Japanese Medical Payment System Work Properly?—An Analysis of Averages and Variances of Length of Hospital Stay for Type 2 Diabetes Patients by Individual Hospital (Articles)

Kazumitsu Nawata, Koichi Kawabuchi

Health Vol.8 No.6，April 11, 2016

DOI: 10.4236/health.2016.86054 2,502 Downloads 3,773 Views Citations
Anonymous Giving as a Vice: An Application of Image Motivation (Articles)

Masaoki Tamura

Theoretical Economics Letters Vol.2 No.4，November 1, 2012

DOI: 10.4236/tel.2012.24071 3,427 Downloads 6,016 Views Citations

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