Survey questionnaires on the experience in preprint and attitudes towards preprint

A. Participants’ characteristics

A1. What is the research fields of yours?
1. Natural science
2. Engineering
3. Medicine 
4. Agriculture and fisheries
5. Humanity
6. Socia science
7. Arts and sports science
8. Interdisciplinary science

A2. What is the primary role in journal publishing
1. Editor or Editorial board member
2. Researcher
3. Manuscript editor or staff for journal publishing
4. Others

B. Experience in preprint 

B1. Did you already know the concept of preprint?
1. Yes
2. No

B2. Have you ever heard on a preprint server such as arXiv or bioRXiv?
1. Yes
2. No

B3. Have you deposited the manuscript to the preprint server?
1. Yes
2. No

B4.  Do your journal or your society journal allow submission of preprint?
1. Yes
2. No
3. Do not know it.


B4_1. If you said No in item B4, does your society journal have a plan to allow authors to submit the preprint?
1. Yes
2. No
3. Do not know it

B5. Have you ever heard of the preprint deposition by other researchers?
1. Yes
2. No

C. Attitudes towards preprint

C1.  It is possible to give priority to preprint deposition.
1. Strongly agree
2. Agree
3. Neutral
4. Disagree
5. Strongly disagree

C2. Preprint may be able to promote open access.
1. Strongly agree
2. Agree
3. Neutral
4. Disagree
5. Strongly disagree

C3. A preprint is necessary to receive the comments from then world-wide researchers.
1. Strongly agree
2. Agree
3. Neutral
4. Disagree
5. Strongly disagree

C4. Preprint can be cited earlier than non-preprint articles.
1. Strongly agree
2. Agree
3. Neutral
4. Disagree
5. Strongly disagree

C5. Although preprint can not be counted as a researcher’s achievement, it can be counted as evidence of research work.
1. Strongly agree
2. Agree
3. Neutral
4. Disagree
5. Strongly disagree

D1. Do you think that acceptance of preprint submission is necessary for journal publishing? 
1. Yes
2. No

D2. If you said Yes, what is the reason?

1. I have already acknowledged the need for a preprint.
2. I  can acknowledge the need for preprint during this survey. 

D3. If you said No, please describe the reasons.
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