UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000059731
Receipt number R000068310
Scientific Title A randomized controlled trial evaluating the effectiveness of the MYPLAN Japanese version smartphone application for suicide prevention among patients with suicidal ideation
Date of disclosure of the study information 2025/12/01
Last modified on 2025/11/10 21:59:02

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Basic information

Public title

Randomized controlled trial of a smartphone application for suicide prevention (MYPLAN Japanese version)

Acronym

MYPLAN-J RCT

Scientific Title

A randomized controlled trial evaluating the effectiveness of the MYPLAN Japanese version smartphone application for suicide prevention among patients with suicidal ideation

Scientific Title:Acronym

MYPLAN-J RCT

Region

Japan


Condition

Condition

Psychiatic disorders, with suicidal ideation

Classification by specialty

Psychiatry

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The purpose of this study is to conduct a randomized controlled trial using the Japanese version of the MYPLAN application among patients with suicidal ideation, and to evaluate its effectiveness for suicide prevention.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Incidence of suicide attempt or self-harm within 8 weeks after enrollment

Key secondary outcomes

PHQ-9 (depression)
SF-8 (quality of life)
Original questionairs (ability to cope with suicidal ideation, app usability and satisfaction)


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -but assessor(s) are blinded

Control

No treatment

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Behavior,custom

Interventions/Control_1

Standard psychiatric treatment with MYPLAN Japanese version smartphone application, used over 15 minutes per day from enrollment.

Interventions/Control_2

Standard psychiatric treatment; MYPLAN app provided after 8 weeks.

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

16 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1. Sixteen years of age or older
2. Suicidal ideation (PHQ-9 Item 9 score of 1 or higher.)
3. Owns a smartphone and able to install the app
4. Understands Japanese
5. Provides written informed consent

Key exclusion criteria

1. No smartphone / unable to install app
2. Cannot understand Japanese
3. Current psychotic symptoms
4. Cognitive impairment
5. Considered unsuitable by treating psychiatrist
6. Other investigator-determined reasons

Target sample size

50


Research contact person

Name of lead principal investigator

1st name Chiaki
Middle name
Last name Kawanishi

Organization

Sapporo Medical University Hospital

Division name

Department of Neuropsychiatry

Zip code

0608556

Address

South 1, West 16, Chuo-ku, Sapporo, Hokkaido, Japan

TEL

+81-11-611-2111

Email

chiaki.kawanishi@gmail.com


Public contact

Name of contact person

1st name Kenji
Middle name
Last name Narita

Organization

Sapporo Medical University Hospital

Division name

Department of Neuropsychiatry

Zip code

0608556

Address

South 1, West 16, Chuo-ku, Sapporo, Hokkaido, Japan

TEL

+81-11-611-2111

Homepage URL


Email

knarita@sapmed.ac.jp


Sponsor or person

Institute

Sapporo Medical University Hospital

Institute

Department

Personal name

Chiaki Kawanishi


Funding Source

Organization

None

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

Sapporo Medical University Hospital Clinical Research Review Board

Address

South 1, West 16, Chuo-ku, Sapporo, Hokkaido, Japan

Tel

+81-11-611-2111

Email

ji-rskk@sapmed.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

2025 Year 12 Month 01 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

2025 Year 07 Month 01 Day

Date of IRB

2025 Year 07 Month 10 Day

Anticipated trial start date

2025 Year 12 Month 01 Day

Last follow-up date

2026 Year 01 Month 22 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 11 Month 10 Day

Last modified on

2025 Year 11 Month 10 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000068310