UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000061603
Receipt number R000070480
Scientific Title Effects of Pseudo-Commensal Eating in Front of a Mirror on Masticatory Behavior and Meal Evaluation
Date of disclosure of the study information 2026/05/18
Last modified on 2026/05/17 13:27:53

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Basic information

Public title

Effects of Pseudo-Commensal Eating in Front of a Mirror on Masticatory Behavior and Meal Evaluation

Acronym

Effects of Pseudo-Commensal Eating in Front of a Mirror on Masticatory Behavior and Meal Evaluation

Scientific Title

Effects of Pseudo-Commensal Eating in Front of a Mirror on Masticatory Behavior and Meal Evaluation

Scientific Title:Acronym

Effects of Pseudo-Commensal Eating in Front of a Mirror on Masticatory Behavior and Meal Evaluation

Region

Japan


Condition

Condition

Adult

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The purpose of this study is to clarify the effects of eating in front of a mirror on the number of chews and to examine the impact of a pseudo-commensal environment on eating behavior.

Basic objectives2

Others

Basic objectives -Others

Subjective ratings, including deliciousness, and objective measures, including chewing frequency

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Subjective ratings of the food samples including taste deliciousness, perceived saltiness, texture, and crispiness under each eating condition. Eating time, chewing frequency, crispiness, etc.

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Cross-over

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -participants are blinded

Control

No treatment

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Food

Interventions/Control_1

Eat in the order of conditions A, B.

Interventions/Control_2

Eat in the order of conditions B, A.

Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit

25 years-old >=

Gender

Male and Female

Key inclusion criteria

Participants are healthy students with no food allergy who can give consent for the study.

Key exclusion criteria

1)Unhealthy
2)Those who are allergic to the food used.
3)Those who request to withdraw.

Target sample size

40


Research contact person

Name of lead principal investigator

1st name Misaki
Middle name
Last name Kaiwa

Organization

Niigata University of Health and Welfare

Division name

Department of Health and Nutrition

Zip code

950-3198

Address

1398, Shimami-cho, Kita-ku, Niigata-shi, Niigata

TEL

250-212-2181

Email

misaki-kaiwa@nuhw.ac.jp


Public contact

Name of contact person

1st name Misaki
Middle name
Last name Kaiwa

Organization

Niigata University of Health and Welfare

Division name

Department of Health and Nutrition

Zip code

950-3198

Address

1398, Shimami-cho, Kita-ku, Niigata-shi, Niigata

TEL

025-212-2181

Homepage URL


Email

misaki-kaiwa@nuhw.ac.jp


Sponsor or person

Institute

Niigata University of Health and Welfare

Institute

Department

Personal name



Funding Source

Organization

Niigata University of Health and Welfare

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Niigata University of Health and Welfare Ethics Review Committee

Address

1398, Shimami-cho, Kita-ku, Niigata-shi, Niigata

Tel

025-257-4455

Email

rinri@nuhw.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2026 Year 05 Month 18 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Preinitiation

Date of protocol fixation

2026 Year 05 Month 18 Day

Date of IRB


Anticipated trial start date

2026 Year 06 Month 11 Day

Last follow-up date

2027 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2026 Year 05 Month 17 Day

Last modified on

2026 Year 05 Month 17 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000070480