Graduate School of Engineering, 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 1,586 Downloads 2,920 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 2,013 Downloads 4,012 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 6,115 Downloads 10,773 Views Citations
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 3,524 Downloads 4,673 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 3,769 Downloads 4,650 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 5,036 Downloads 6,355 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 2,459 Downloads 3,696 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 3,390 Downloads 5,923 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 2,135 Downloads 4,884 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 2,231 Downloads 4,092 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 1,083 Downloads 4,052 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 1,457 Downloads 4,341 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 956 Downloads 2,012 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 1,678 Downloads 3,956 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 1,573 Downloads 2,840 Views Citations
This article belongs to the Special Issue on Information Extraction and Retrieval
Growth of Gallium Oxide Nanowires by Pulsed Laser Deposition (Articles)

Hiroyasu Yamahara, Munetoshi Seki, Hitoshi Tabata

Journal of Crystallization Process and Technology Vol.2 No.4，October 17, 2012

DOI: 10.4236/jcpt.2012.24017 5,360 Downloads 9,291 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 707 Downloads 1,328 Views Citations
Hollow Fiber Module Applied for Effective Proliferation and Harvest of Cultured Chondrocytes (Articles)

Yoshiyuki Mori, Makoto Watanabe, Sakae Nakagawa, Yukiyo Asawa, Satoru Nishizawa, Kazumi Okubo, Hideto Saijo, Satoru Nagata, Yuko Fujihara, Tsuyoshi Takato, Kazuto Hoshi

Materials Sciences and Applications Vol.4 No.8A，August 26, 2013

DOI: 10.4236/msa.2013.48A008 3,952 Downloads 5,697 Views Citations
This article belongs to the Special Issue on Porous Materials
Experimental Investigation of Two-Dimensional Velocity on the 90° Double Bend Pipe Flow Using Ultrasound Technique (Articles)

San Shwin, Ari Hamdani, Hideharu Takahashi, Hiroshige Kikura

World Journal of Mechanics Vol.7 No.12，December 28, 2017

DOI: 10.4236/wjm.2017.712026 972 Downloads 2,480 Views Citations
The Effects of Self-Focused Attention on Mood: Differences of Self-Aspect Valence while Self-Focusing (Articles)

Rie Tabuchi, Asami Yamazaki, Megumi Oikawa

Psychology Vol.8 No.9，July 27, 2017

DOI: 10.4236/psych.2017.89093 1,325 Downloads 3,988 Views Citations

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