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DesignOne Japan, Inc. 6048

Company
株式会社デザインワン・ジャパンDesignOne Japan, Inc.
Investors
4
Buys
18
Total Value
¥770M ($5.0M)
Avg Return
-26.28%
Last Filing
2025-09-26

DesignOne Japan, Inc. (6048) has 18 disclosed large-shareholding filings and 23 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥770M ($5.0M) in reported transaction value. The earliest filing StockDrifts holds for DesignOne Japan, Inc. is dated 2023-04-07; the most recent is 2025-09-26. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan). Across these filings the average return since disclosure is -26.28%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2025-09-26SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other0¥95+0.0%¥16M ($101K)
2025-09-26BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥95+0.0%¥136M ($877K)
2025-06-13SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other164.8K¥103+7.8%¥10M ($62K)
2025-06-13BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥103-7.8%¥147M ($951K)
2025-06-10SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other256.4K¥102+6.9%¥50M ($323K)
2025-06-10BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥102-6.9%¥146M ($942K)
2025-06-10SELLunknown
高畠 昭雄
Akio Takahata
activist760.0K¥102+6.9%¥25M ($161K)
2025-05-27SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other747.4K¥127+25.2%¥12M ($78K)
2025-05-27BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥127-25.2%¥182M ($1.2M)
2025-05-08BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other843.7K¥110-13.6%¥27M ($172K)
2025-05-08BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥110-13.6%¥157M ($1.0M)
2025-04-23SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other602.1K¥116+18.1%¥38M ($243K)
2025-04-23BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥116-18.1%¥166M ($1.1M)
2025-04-21BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥109-12.8%¥156M ($1.0M)
2025-04-21BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other927.2K¥109-12.8%¥83M ($533K)
2025-04-14SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other168.3K¥106+10.4%¥80M ($516K)
2025-04-14BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥106-10.4%¥152M ($979K)
2025-04-04BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other923.0K¥104-8.7%¥82M ($528K)
2025-04-04BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥104-8.7%¥149M ($961K)
2025-03-13SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other135.1K¥113+15.9%¥83M ($534K)
2025-03-13BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥113-15.9%¥162M ($1.0M)
2024-12-24BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other868.0K¥114-16.7%¥85M ($549K)
2024-12-24BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥114-16.7%¥163M ($1.1M)
2024-12-03SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other121.8K¥116+18.1%¥91M ($587K)
2024-12-03BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥116-18.1%¥166M ($1.1M)
2024-11-13BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other905.8K¥115-17.4%¥12M ($80K)
2024-11-13BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥115-17.4%¥165M ($1.1M)
2024-09-27BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other798.0K¥129-26.4%¥63M ($406K)
2024-09-27BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥129-26.4%¥185M ($1.2M)
2024-09-24SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other310.6K¥129+26.4%¥59M ($383K)
2024-09-24BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥129-26.4%¥185M ($1.2M)
2024-09-12BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other770.9K¥124-23.4%¥23M ($148K)
2024-09-12BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥124-23.4%¥178M ($1.1M)
2024-09-04SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other584.4K¥130+26.9%¥24M ($154K)
2024-09-04BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥130-26.9%¥186M ($1.2M)
2024-08-22BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other768.7K¥125-24.0%¥83M ($533K)
2024-08-22BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥125-24.0%¥179M ($1.2M)
2024-08-13SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other108.6K¥120+20.8%¥78M ($501K)
2024-08-13BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥120-20.8%¥172M ($1.1M)
2024-07-31SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other755.4K¥137+30.7%¥9M ($56K)
2024-07-31SELLMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥137+30.7%¥208K ($1K)
2024-06-27BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other817.5K¥156-39.1%¥6M ($41K)
2024-06-27BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥156-39.1%¥223M ($1.4M)
2024-06-14BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other776.8K¥152-37.5%¥118M ($762K)
2024-06-14BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥152-37.5%¥218M ($1.4M)
2024-05-22SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other777.2K¥138+31.2%¥2M ($11K)
2024-05-22SELLMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥138+31.2%¥209K ($1K)
2024-04-11BUYMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other789.7K¥144-34.0%¥97M ($624K)
2024-04-11BUYMarket Buy
SBIキャピタル株式会社
SBI CAPITAL Co., Ltd.
passive1.4M¥144-34.0%¥206M ($1.3M)
2024-03-15SELLMarket Buy
株式会社SBI証券
SBI SECURITIES Co.,Ltd.
other117.3K¥133+28.6%¥90M ($583K)

Showing the 50 most recent of 79 filings.

Frequently asked questions

Who has been buying DesignOne Japan, Inc. stock?
4 distinct investors have filed 18 disclosed large-shareholding filings in DesignOne Japan, Inc. (6048), most recently on 2025-09-26. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does DesignOne Japan, Inc. have?
DesignOne Japan, Inc. has 18 buy-side and 23 sell-side disclosures on record, covering ¥770M ($5.0M) in total reported value, spanning 2023-04-07 to 2025-09-26.
Where does StockDrifts get DesignOne Japan, Inc. insider data?
From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.
Do insider buys in Japanese stocks predict returns?
Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Source filings

Every trade listed above is disclosed in EDINET large-shareholding (5%+) reports, filed with the Financial Services Agency (Japan). View the original EDINET filings for DesignOne Japan, Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.