「品質」を読む Vol.51, No.1, 2021（英訳）

Message from President	Iwao NIHASHI	3
Message from Former President	Masahiko MUNECHIKA	4
Invited Article
Current Status and Future Issues of Education and Training of Operators for Nuclear Power Plants	Akio GOFUKU	5
Report of Research Group
Discussion at Research Group in JSQC for the Proposal on Issues of Quality Management(Second part)	Kohei OKABE/ Kenzo NAGAHARA/ Ryuzo KANEKO/ Koichi OHO	13
Activity of Technometrics Research Group	Satoshi AOKI/ Takahisa IIDA/ Takehiro KOMODA/ Tomonari SEI/ Shun MATSUURA/ Masami MIYAKAWA	20
Research Topics
Introduction of Research on Creating a Product Structure Data of BOM with Specification Change	Masahiro YOKOYAMA	26
Questionnaire Prep and Selective Multi-Group Principal Component Regression Analysis	Sho KAWASAKI	30
Overview of the Lecture
Project Management and Quality Management for Agile Software Development	Mikio IKOMA/ Masato KAKEHASHI	34
TQM and Business Model	Tsutomu KONNO	38
Reportage
The 50th Annual Congress	Yousuke IBARAKI	43
Quality Report
ANOVA by Means of Divisions of Treatment Sum of Squares into each Component Having Degree of Freedom of 1	Tetsuo MATSUMOTO/ Yuki ASHITAKA	73