yucky — well below luck. Provisional — too few graded calls to mean much. This does not predict their next call. We tested whether it does and it does not. Our scoring is not financial advice.
2026-09-02Advantest → 6857.T▲ up
[Headwinds for AI and semiconductor stocks with long-term rates at 3%?] Kioxia's big investment, but a trial as margin buying balances rise? │ The true identity of the tiger at the front gate and the wolf at the back gate │ NTT and Advantest, with good supply-demand │ In-house margin balance ranking │ Explained by Matsui Securities' Tomoichiro Kubota
7d +0.9% ✓30d in 18d90d in 78d
2026-09-02Kioxia Holdings → 285A.T▼ down
[Headwinds for AI and semiconductor stocks with long-term rates at 3%?] Kioxia's big investment, but a trial as margin buying balances rise? │ The true identity of the tiger at the front gate and the wolf at the back gate │ NTT and Advantest, with good supply-demand │ In-house margin balance ranking │ Explained by Matsui Securities' Tomoichiro Kubota
7d +11.8% ✗30d in 18d90d in 78d
2026-08-31Gold → GC=F▲ up
[Gold price surges] Wakkyai's gold trading outlook [Wakkyai's FX Research Institute (serious)]
7d -0.8% ✗30d in 16d90d in 76d
2026-08-27メモリ関連株 → SMH▲ up
【NVIDIA Earnings Explained】Will Memory-Related Names Stay Bullish Until 2028? / Unusual Long-Term Guidance + 70% Growth Declaration / What Are the Risks Behind the Strong Earnings?〈Matsui Securities│Toshiyuki Oyama〉
7d -3.6% ✗30d in 12d90d in 72d
2026-08-25防衛関連株 → 7011.T▲ up
[Is There Really No Selling in National Policy Stocks?] Tomohiro Okawa: Doubts About the Budget for Physical AI and Game Stocks; Are Defense and Energy Stocks the Real Favorites Among Japanese Stocks? | Right Before NVIDIA's Earnings... Is Kioxia a Landmine? | Stock Big Brother S2 | Matsui Securities
7d -2.3% ✗30d in 10d90d in 70d
2026-08-11三菱UFJフィナンシャル・グループ/メガバンク → 8306.T▲ up
[Required Study for Investors! Investment Strategies for Regional Bank and Megabank Stocks] Tomohiro Okawa: What About Event-Driven M&A Investing / Bank Stocks Stay Firm Even as AI and Semiconductor Stocks Correct / Yuya Okamura: How to Read Share Price Trends with the Margin Ratio | Stock Big Brother S2 | Matsui Securities
7d +1.3% ✓30d +1.6% ✓90d in 56d
2026-08-08日本信号 → 6741.T▲ up
【5 Selected Maglev & Shinkansen-Related Stocks】Maglev line construction progresses with the Shizuoka governor's approval! The Hokuriku Shinkansen's 'Obama-Kyoto route' re-decided as well! What are the notable stocks besides JR Tokai / Taisei Corporation!? <Matsui Securities|Takezo NEWS>
7d -2.8% ✗30d -3.4% ✗90d in 53d
2026-08-08大成建設 → 1801.T▲ up
【5 Selected Maglev & Shinkansen-Related Stocks】Maglev line construction progresses with the Shizuoka governor's approval! The Hokuriku Shinkansen's 'Obama-Kyoto route' re-decided as well! What are the notable stocks besides JR Tokai / Taisei Corporation!? <Matsui Securities|Takezo NEWS>
7d +2.3% ✓30d +1.5% ✓90d in 53d
2026-08-08東洋電機製造 → 6505.T▲ up
【5 Selected Maglev & Shinkansen-Related Stocks】Maglev line construction progresses with the Shizuoka governor's approval! The Hokuriku Shinkansen's 'Obama-Kyoto route' re-decided as well! What are the notable stocks besides JR Tokai / Taisei Corporation!? <Matsui Securities|Takezo NEWS>
7d -3.3% ✗30d -1.1% ✗90d in 53d
2026-08-08日本車輌製造 → 7102.T▲ up
【5 Selected Maglev & Shinkansen-Related Stocks】Maglev line construction progresses with the Shizuoka governor's approval! The Hokuriku Shinkansen's 'Obama-Kyoto route' re-decided as well! What are the notable stocks besides JR Tokai / Taisei Corporation!? <Matsui Securities|Takezo NEWS>
7d +5.4% ✓30d +3.9% ✓90d in 53d
2026-08-08東海旅客鉄道(JR東海) → 9022.T▲ up
【5 Selected Maglev & Shinkansen-Related Stocks】Maglev line construction progresses with the Shizuoka governor's approval! The Hokuriku Shinkansen's 'Obama-Kyoto route' re-decided as well! What are the notable stocks besides JR Tokai / Taisei Corporation!? <Matsui Securities|Takezo NEWS>
7d -1.3% ✗30d -1.3% ✗90d in 53d
2026-08-04日本電気(NEC) → 6701.T▲ up
[The Nikkei Average Swings Wildly Day After Day...] The Shock of a "Massive Sell-Off" by an AI-Focused Overseas Hedge Fund! The ChatGPT-5.6 Price Cut Is a Tailwind for NEC! Will NTT Also Attempt a Rebound on Improved Supply and Demand? │ In-House Margin Balance Ranking │ Explained by Tomoichiro Kubota of Matsui Securities
7d +6.9% ✓30d +2.9% ✓90d in 49d
2026-08-04日本電信電話(NTT) → 9432.T▲ up
[The Nikkei Average Swings Wildly Day After Day...] The Shock of a "Massive Sell-Off" by an AI-Focused Overseas Hedge Fund! The ChatGPT-5.6 Price Cut Is a Tailwind for NEC! Will NTT Also Attempt a Rebound on Improved Supply and Demand? │ In-House Margin Balance Ranking │ Explained by Tomoichiro Kubota of Matsui Securities
7d +5.3% ✓30d +15.2% ✓90d in 49d
2026-08-03メガバンク/銀行株 → 1615.T▲ up
[Bank Stocks Strong in the Second Half Too⁉] Tomohiro Okawa: Rising rates & megabanks supporting national policy through funding demand / Money flows in when tech stocks are sold / Yuya Okamura: Financial stocks are strong even when the Nikkei average falls │ Let's quietly ask the stock big brother │ Matsui Securities
7d +0.5% ✓30d +6.0% ✓90d in 48d
2026-07-29キオクシアホールディングス → 285A.T▼ down
[Where Kioxia HD Stands Now] From Its All-Time High to Half Price / What Will Become of Kioxia HD Going Forward!? / Which Names Top the Margin Buying Balance by Value? / Looking Back at Japan from the KOSPI? [Hot Topics in the Market | Matsui Securities]
7d +41.5% ✗30d +24.8% ✗90d in 43d
2026-07-11横河電機 → 6841.T▲ up
[5 Air Conditioner-Related Stocks] Expanding sales channels into Europe!? / Heat wave issues push up air conditioner demand / In Japan too, replacement demand from the "2027 problem"! / Which air-conditioner-related names to watch? <Takezo NEWS>
7d +2.3% ✓30d -2.2% ✗90d in 25d
2026-07-11ヤマダホールディングス → 9831.T▲ up
[5 Air Conditioner-Related Stocks] Expanding sales channels into Europe!? / Heat wave issues push up air conditioner demand / In Japan too, replacement demand from the "2027 problem"! / Which air-conditioner-related names to watch? <Takezo NEWS>
7d +9.9% ✓30d +1.6% ✓90d in 25d
2026-07-11関電工 → 1942.T▲ up
[5 Air Conditioner-Related Stocks] Expanding sales channels into Europe!? / Heat wave issues push up air conditioner demand / In Japan too, replacement demand from the "2027 problem"! / Which air-conditioner-related names to watch? <Takezo NEWS>
7d -3.1% ✗30d -13.6% ✗90d in 25d
2026-07-11三菱電機 → 6503.T▲ up
[5 Air Conditioner-Related Stocks] Expanding sales channels into Europe!? / Heat wave issues push up air conditioner demand / In Japan too, replacement demand from the "2027 problem"! / Which air-conditioner-related names to watch? <Takezo NEWS>
7d -1.0% ✗30d +3.5% ✓90d in 25d
2026-07-11ダイキン工業 → 6367.T▲ up
[5 Air Conditioner-Related Stocks] Expanding sales channels into Europe!? / Heat wave issues push up air conditioner demand / In Japan too, replacement demand from the "2027 problem"! / Which air-conditioner-related names to watch? <Takezo NEWS>
7d -1.9% ✗30d -11.1% ✗90d in 25d
2026-07-01Nikkei 225 → ^N225▲ up
[Why It's Still Too Early to Call a Top for the Nikkei Average] Will AI Stocks Rise Further? Three Factors Pointing to Continued Stock Gains │ In-House Margin Balance Ranking │ Explained by Tomoichiro Kubota of Matsui Securities
7d -5.2% ✗30d -8.7% ✗90d in 15d
2026-06-23Resonac Holdings → 4004.T▲ up
[Investment Strategy for H2 2026 & Interesting Stocks] Tomohiro Okawa: For both Japanese and US stocks, from AI to inflation & higher rates!? Don't play dead in a 70,000-yen Nikkei market / Yuya Okamura: Is Kioxia's name ◎? Semiconductors, transport, and gas too │ Stock Big Brother S2 │ Matsui Securities
7d -3.5% ✗30d -16.1% ✗90d in 7d
2026-06-23Kioxia Holdings → 285A.T▲ up
[Investment Strategy for H2 2026 & Interesting Stocks] Tomohiro Okawa: For both Japanese and US stocks, from AI to inflation & higher rates!? Don't play dead in a 70,000-yen Nikkei market / Yuya Okamura: Is Kioxia's name ◎? Semiconductors, transport, and gas too │ Stock Big Brother S2 │ Matsui Securities
7d -2.8% ✗30d -33.0% ✗90d in 7d