<博士論文>
日本のワークプレイスにおける収納システムの研究

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概要 The present study aims to define and analyze the storage systems' problems that have great effect on the workers' productivity, as well as explain the reasons that generate their occurrence inside the... workplace. Furthermore, we aim to recommend effective tips in order to get high performance storage system whether in the personal or the group working areas. To achieve our intention, this research tried to investigate and evaluate the storage system not only inside a workplace, but also within the current market as follows: Part 1: it concerns the research background. Part 2: it aims to identify the main items inside a workplace (e.g. paper documents, digital tools, books, etc.) which are needed to be stored. Basically, each item is kept in the storage unit that matches well with its size, design and the other features. Therefore, the storage system that is required to evaluate and discuss its efficiency and problems in the following parts of this research determined according to the item that takes up great space of the storage units (including personal and communal units) within the workplace. For case studies, we selected companies that have a variety of work types. In the visited companies, since there are different divisions, such as design, accounting, and sales, so that we have a great chance to observe and know the features of the current workplaces and how the storage systems are influenced by the different work types. Based on the observation inside 15 workplaces within five Japanese companies (five accounting division's workplaces, five design division's workplaces and five sales division's workplaces) and hearing from 50 persons (including male and female) who work in these workplaces, the paper storage system was selected for studying on as the paper documents occupy a great space of the storage units. Part 3: it includes two chapters and it aims to search for the features of the storage system. In the first chapter of this part, we tried to investigate within the market for the available paper storage products, including its types, size and capacity. Moreover, the modifications concerning the storage furniture design from 1950s to the present day were discussed in order to understand the fitness of the storage product for the current office works. Therefore, four office furniture manufactures Kokuyo, Itoki, Uchida, and Plus were visited because they are the most famous manufactures for the sales of office furniture in Japan. Several interviews were carried out with their designers and the filing system teams. Moreover different catalogs were examined to get precise information about the development of the storage unit design in the market. In the second chapter of this part, as most of manufactures and designers emphasize on the importance of the storage unit's mobility in order to accommodate the worker's needs and save his/her time and effort, this chapter aims to identify the suitability of the mobile storage unit of individual use for the work performance. Therefore, five accounting division's workplaces and five design division's workplaces within five Japanese companies (the same companies we had previously visited in part 2) in Tokyo and Fukuoka were visited as a field survey. Observation, hearing, and taking pictures were used to evaluate their workplaces including the work style and its effects on the storage systems. In addition, a questionnaire was distributed among 106 persons who work in these workplaces (about 72 persons work in accounting division's workplaces and about 34 persons work in design division's workplaces) in order to know their opinions concerning the mobile storage unit. Part 4: it includes two chapters. This part aims mainly to identify and discuss the paper storage system's problems including personal and communal use and its efficiency inside the workplace. We selected accounting division's workplaces within the visited companies for two reasons: a. The work type of accounting division's workplace requires a person to use the storage systems during a work-time more than the other persons who work in the another divisions' workplaces, such as the design and sales divisions. b. Its workplace is overloaded by the paper documents more than another divisions' workplaces. In the first chapter of this part, the personal storage system's problems within the own workstation were identified according to observation, hearing from the workers and making a questionnaire for 72 persons (male and female). As well as, the main reasons that generate these problems were discussed. On the other hand, we recommend four steps in order to overcome these problems which regard mainly file organization within the workstation. First step is concerning how to reduce the amounts of paper that are placed in the workstation to keep a space for the next information. Second step is regarding how a worker displays his/her documents clearly, so that they can get a file quickly. Third step is concerning how a worker assigns a home for each paper. In addition, distribute the files within the available storage space well in order to be simply accessed. As for fourth step, we advise a worker to maintain his/her files' organization within a workstation regularly. The recommended steps were tested on 20 persons at laboratory in Kyushu University to be sure of their effectiveness. In the second chapter of this part, based on observation, hearing from the workers and making a questionnaire, the problems of communal storage system were identified within the same workplaces that we had previously visited. These problems concern mainly file accessibility, as well as the file cabinets' capacity. For overcoming each problem, several tips are recommended and tested on 20 persons at laboratory in Kyushu University so as to prove their effectiveness. Regarding the first and second problems of communal storage system which concern file accessibility, we recommend the following: A. Revamp the filing organization within the storage unit. A worker has to display the documents within a file cabinet clearly by considering these points: filing system application, filing arrangement, select the file tools, use a divider, create a filing index and select the storage unit type. In addition, the files have to distribute within a file cabinet based on frequency of use. B. File cabinets ' organization within the workplace has strong influences on file accessibility. Three points has to be considered for accessing the communal file easily as follows: the distance between the file cabinet and the workers' workstations, the available space in front of the cabinet and the area around the file cabinet has to suit for the workers. As for the third problem of communal storage system which regards the storage capacity, six points are recommended: reduce the retention period of files inside the cabinet, promote the usage of digital storage, encourage sharing information, select convenient file tools, arrange the files horizontally to increase the cabinet's capacity about 2% and use a divider. Part 5: the conclusion. According to the storage system's problems and the workers' requirements, as well as the results of our surveys and experiments, this study suggests four tips for improving the efficiency of storage system (whether personal or communal use) inside a workplace. For each tip, we propose some keys to aid the individual and group of workers to achieve it. The recommended tips that regard how to find for each paper a home and access the files easily are as follows: a. Decrease the amount of paper that we have within a workspace by considering frequency of use, encouraging sharing information and promoting the use of digital media, b. Stretch the storage space by going vertically, selecting the file tools carefully and using a divider. c. Distribute the documents through the storage units well by considering frequency of use. d. Display the files inside a storage unit clearly by selecting the file tools carefully, using a divider, applying a clear filing system, selecting the type of file arrangement, selecting a storage unit type and renewing the list of files' titles regularly. Overall, this study offers earnest and essential results that might help either companies or individuals to gain high performance storage systems続きを見る
目次 Table of Contents Part 1 Introduction Part 2 Examine the Storage System Items in the Workplace Part 3 Study on the Storage System Features Part 4 Identify the Problems of the Storage Systems in the Workplace Part 5 Conclusion Acknowledgements Appendix A Appendix B Appendix C Appendix D

本文ファイル

pdf k012-01 pdf 119 KB 249 Table of Contents
pdf k012-02 pdf 500 KB 199 Part 1
pdf k012-03 pdf 431 KB 155 Part 2
pdf k012-04 pdf 2.21 MB 211 Part 3
pdf k012-05 pdf 3.93 MB 177 Part 4
pdf k012-06 pdf 825 KB 198 Part 5
pdf k012-07 pdf 557 KB 194 Acknowledgements, Appendix

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登録日 2009.08.13
更新日 2020.10.06