BaziTools
开市开业吉日
Ze Ri Category: OPENING · 协纪辨方书吉课

Auspicious Business Opening & Product Launch Dates (开市开业吉日)

Open Interactive Date Picker

High-momentum commercial dates for company incorporation, store openings, SaaS launches, and flagship announcements.

Classical Canon Citation:

《造命千金歌·开市纳财》:“开市求财喜满成,开日天愿百事兴;财星得禄生旺地,万商云集利源亨。”

Selects days governed by Wealth Star resonance, Full (满), Success (成), and Open (开) officers to maximize market reception.

12-Officer Rule (建除十二神) & BaZi Alignment

Structural Selection Protocol for 开市开业吉日

Select Full (满日 · Overflowing Revenue), Success (成日 · Deal Completion), Open (开日 · Market Reach), or Establish (建日 · Founding Authority); never launch on Retract (收日) or Close (闭日).

Align the launch day’s stem-branch with the founder’s Direct Wealth (正财) or Indirect Wealth (偏财) star, ensuring the Day Pillar has strong root qi.

2026 Bing-Wu Spatial Sector & Taboo Warnings

Compass Orientation & Exclusion Rules

Position the reception desk, checkout terminal, or primary server workstation in the East (8-White Wealth Star · 八白左辅财星) or Southeast (9-Purple Prosperity Star) during 2026.

Avoid launching on Ten Malicious Big Defeat Days (十恶大败日: 甲辰, 乙巳, 壬申, 丙申, 丁亥, 庚辰, 戊戌, 癸亥, 辛巳, 己丑) for capital-intensive retail or fund openings.

Field Execution Checklist for 开市开业吉日

Step #1

Align launch timing with the founder’s Favorable Element (喜用神) hour

Step #2

Activate the Southeast (9-Purple) or East (8-White) office sector in 2026

Verified Auspicious 开市开业吉日 Ephemeris Windows (2026 Bing-Wu)

Each date below is verified via the Lunar-TypeScript Tong Shu engine to explicitly include 开市开业吉日 in its Daily Suitable (宜) register.

Avoid founder Zodiac clash days and Empty/Closed (闭/破) almanac days.
2026-03-03 (Tuesday)丙子 · 开日 (Open / Initiate (开日))
开市开业吉日 Window #1: Lunar M1 D15 (正月十五) · 庚寅 Month · Ravine Stream Water (涧下水) (涧下水)
Approved for opening: Engagement Proposal, Wedding / Marriage, Ancestral Reverence, Prayer & Blessings, Travel & Departure
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 申 Shen (15:00–16:59) · 酉 You (17:00–18:59) · 9-Star: #1 White Star (一白水 坎(正北) 天枢 玄空[贪狼 吉] 奇门[天蓬 大凶 休门 阳] 太乙[太乙 吉神])
Exclusion: Horse 冲马 ((庚午)马) · Sha South (煞南)
2026-03-08 (Sunday)辛巳 · 满日 (Full / Abundance (满日))
开市开业吉日 Window #2: Lunar M1 D20 (正月二十) · 辛卯 Month · White Wax Metal (白蜡金) (白蜡金)
Approved for opening: Consecration, Sculpting & Mural Painting, Family Expansion, Engagement Proposal, Tailoring & Formal Attire
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 亥 Hai (21:00–22:59) · 子 Zi (23:00–00:59) · 9-Star: #6 White Star (六白金 乾(西北) 开阳 玄空[武曲 吉] 奇门[天心 大吉 开门 阴] 太乙[青龙 吉神])
Exclusion: Pig 冲猪 ((乙亥)猪) · Sha East (煞东)
2026-03-14 (Saturday)丁亥 · 成日 (Success / Complete (成日))
开市开业吉日 Window #3: Lunar M1 D26 (正月廿六) · 辛卯 Month · Rooftop Tiles Earth (屋上土) (屋上土)
Approved for opening: Business Opening, Contract Signing, Commercial Trade, Hanging Signboard / Plaque, Ancestral Reverence
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 亥 Hai (21:00–22:59) · 子 Zi (23:00–00:59) · 9-Star: #3 Jade Star (三碧木 震(正东) 天玑 玄空[禄存 凶] 奇门[天冲 小吉 伤门 阳] 太乙[轩辕 安神])
Exclusion: Snake 冲蛇 ((辛巳)蛇) · Sha West (煞西)
2026-03-18 (Wednesday)辛卯 · 建日 (Establish (建日))
开市开业吉日 Window #4: Lunar M1 D30 (正月三十) · 辛卯 Month · Pine & Cypress Wood (松柏木) (松柏木)
Approved for opening: Ancestral Reverence, Prayer & Blessings, Family Expansion, Taoist / Spiritual Fast & Prayer, Wedding / Marriage
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 寅 Yin (03:00–04:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 酉 You (17:00–18:59) · 9-Star: #7 Crimson Star (七赤金 兑(正西) 摇光 玄空[破军 凶] 奇门[天柱 小凶 惊门 阴] 太乙[咸池 凶神])
Exclusion: Rooster 冲鸡 ((乙酉)鸡) · Sha West (煞西)
2026-03-20 (Friday)癸巳 · 满日 (Full / Abundance (满日))
开市开业吉日 Window #5: Lunar M2 D2 (二月初二) · 辛卯 Month · Long-Flowing River Water (长流水) (长流水)
Approved for opening: Wealth Collection, Business Opening, Contract Signing, Commercial Trade, Consecration
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 亥 Hai (21:00–22:59) · 子 Zi (23:00–00:59) · 9-Star: #9 Purple Star (九紫火 离(正南) 隐元 玄空[右弼 吉] 奇门[天英 小凶 景门 阴] 太乙[天乙 吉神])
Exclusion: Pig 冲猪 ((丁亥)猪) · Sha East (煞东)
2026-04-01 (Wednesday)乙巳 · 满日 (Full / Abundance (满日))
开市开业吉日 Window #6: Lunar M2 D14 (二月十四) · 辛卯 Month · Lantern Flame Fire (覆灯火) (覆灯火)
Approved for opening: Wealth Collection, Business Opening, Commercial Trade, Contract Signing, Consecration
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 亥 Hai (21:00–22:59) · 子 Zi (23:00–00:59) · 9-Star: #3 Jade Star (三碧木 震(正东) 天玑 玄空[禄存 凶] 奇门[天冲 小吉 伤门 阳] 太乙[轩辕 安神])
Exclusion: Pig 冲猪 ((己亥)猪) · Sha East (煞东)
2026-04-03 (Friday)丁未 · 定日 (Stable / Settle (定日))
开市开业吉日 Window #7: Lunar M2 D16 (二月十六) · 辛卯 Month · Milky Way Rain Water (天河水) (天河水)
Approved for opening: Wedding / Marriage, Manufacturing Vehicles & Tools, Engagement Proposal, Betrothal Agreement, Ancestral Reverence
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 寅 Yin (03:00–04:59) · 卯 Mao (05:00–06:59) · 巳 Si (09:00–10:59) · 申 Shen (15:00–16:59) · 戌 Xu (19:00–20:59) · 亥 Hai (21:00–22:59) · 子 Zi (23:00–00:59) · 9-Star: #5 Yellow Star (五黄土 中(中宫) 玉衡 玄空[廉贞 凶] 奇门[天禽 大吉 阳] 太乙[天符 凶神])
Exclusion: Ox 冲牛 ((辛丑)牛) · Sha West (煞西)
2026-04-10 (Friday)甲寅 · 开日 (Open / Initiate (开日))
开市开业吉日 Window #8: Lunar M2 D23 (二月廿三) · 壬辰 Month · Great Torrent Water (大溪水) (大溪水)
Approved for opening: Wedding / Marriage, Prayer & Blessings, Family Expansion, Consecration, Travel & Departure
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 巳 Si (09:00–10:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 9-Star: #3 Jade Star (三碧木 震(正东) 天玑 玄空[禄存 凶] 奇门[天冲 小吉 伤门 阳] 太乙[轩辕 安神])
Exclusion: Monkey 冲猴 ((戊申)猴) · Sha North (煞北)
2026-04-14 (Tuesday)戊午 · 满日 (Full / Abundance (满日))
开市开业吉日 Window #9: Lunar M2 D27 (二月廿七) · 壬辰 Month · Solar Zenith Fire (天上火) (天上火)
Approved for opening: Consecration, Travel & Departure, Commercial Trade, Sealing Burrow Openings, Wedding / Marriage
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 申 Shen (15:00–16:59) · 酉 You (17:00–18:59) · 9-Star: #7 Crimson Star (七赤金 兑(正西) 摇光 玄空[破军 凶] 奇门[天柱 小凶 惊门 阴] 太乙[咸池 凶神])
Exclusion: Rat 冲鼠 ((壬子)鼠) · Sha North (煞北)
2026-04-20 (Monday)甲子 · 成日 (Success / Complete (成日))
开市开业吉日 Window #10: Lunar M3 D4 (三月初四) · 壬辰 Month · Sea Gold (海中金) (海中金)
Approved for opening: Business Opening, Commercial Trade, Contract Signing, Hanging Signboard / Plaque, Ancestral Reverence
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 申 Shen (15:00–16:59) · 酉 You (17:00–18:59) · 9-Star: #4 Green Star (四绿木 巽(东南) 天权 玄空[文曲 吉] 奇门[天辅 大吉 杜门 阳] 太乙[招摇 安神])
Exclusion: Horse 冲马 ((戊午)马) · Sha South (煞南)
2026-04-22 (Wednesday)丙寅 · 开日 (Open / Initiate (开日))
开市开业吉日 Window #11: Lunar M3 D6 (三月初六) · 壬辰 Month · Furnace Fire (炉中火) (炉中火)
Approved for opening: Setting Up Altar Incense, Relocating Hearth Flame, Engagement Proposal, Betrothal Agreement, Wedding / Marriage
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 巳 Si (09:00–10:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 9-Star: #6 White Star (六白金 乾(西北) 开阳 玄空[武曲 吉] 奇门[天心 大吉 开门 阴] 太乙[青龙 吉神])
Exclusion: Monkey 冲猴 ((庚申)猴) · Sha North (煞北)
2026-04-26 (Sunday)庚午 · 满日 (Full / Abundance (满日))
开市开业吉日 Window #12: Lunar M3 D10 (三月初十) · 壬辰 Month · Roadside Earth (路旁土) (路旁土)
Approved for opening: Ancestral Reverence, Sculpting & Mural Painting, Consecration, Engagement Proposal, Wedding / Marriage
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 申 Shen (15:00–16:59) · 酉 You (17:00–18:59) · 9-Star: #1 White Star (一白水 坎(正北) 天枢 玄空[贪狼 吉] 奇门[天蓬 大凶 休门 阳] 太乙[太乙 吉神])
Exclusion: Rat 冲鼠 ((甲子)鼠) · Sha North (煞北)
2026-05-04 (Monday)戊寅 · 开日 (Open / Initiate (开日))
开市开业吉日 Window #13: Lunar M3 D18 (三月十八) · 壬辰 Month · Rampart Wall Earth (城头土) (城头土)
Approved for opening: Engagement Proposal, Wedding / Marriage, Travel & Departure, Business Opening, Contract Signing
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 巳 Si (09:00–10:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 9-Star: #9 Purple Star (九紫火 离(正南) 隐元 玄空[右弼 吉] 奇门[天英 小凶 景门 阴] 太乙[天乙 吉神])
Exclusion: Monkey 冲猴 ((壬申)猴) · Sha North (煞北)
2026-05-05 (Tuesday)己卯 · 开日 (Open / Initiate (开日))
开市开业吉日 Window #14: Lunar M3 D19 (三月十九) · 壬辰 Month · Rampart Wall Earth (城头土) (城头土)
Approved for opening: Wedding / Marriage, Ancestral Reverence, Prayer & Blessings, Family Expansion, Consecration
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 寅 Yin (03:00–04:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 酉 You (17:00–18:59) · 9-Star: #1 White Star (一白水 坎(正北) 天枢 玄空[贪狼 吉] 奇门[天蓬 大凶 休门 阳] 太乙[太乙 吉神])
Exclusion: Rooster 冲鸡 ((癸酉)鸡) · Sha West (煞西)
2026-05-11 (Monday)乙酉 · 定日 (Stable / Settle (定日))
开市开业吉日 Window #15: Lunar M3 D25 (三月廿五) · 癸巳 Month · Spring Well Water (泉中水) (泉中水)
Approved for opening: Wedding / Marriage, Ancestral Reverence, Prayer & Blessings, Family Expansion, Consecration
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 寅 Yin (03:00–04:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 酉 You (17:00–18:59) · 9-Star: #7 Crimson Star (七赤金 兑(正西) 摇光 玄空[破军 凶] 奇门[天柱 小凶 惊门 阴] 太乙[咸池 凶神])
Exclusion: Rabbit 冲兔 ((己卯)兔) · Sha East (煞东)
2026-05-15 (Friday)己丑 · 成日 (Success / Complete (成日))
开市开业吉日 Window #16: Lunar M3 D29 (三月廿九) · 癸巳 Month · Thunderbolt Fire (霹雳火) (霹雳火)
Approved for opening: Business Opening, Commercial Trade, Contract Signing, Ancestral Reverence, Prayer & Blessings
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 寅 Yin (03:00–04:59) · 卯 Mao (05:00–06:59) · 巳 Si (09:00–10:59) · 申 Shen (15:00–16:59) · 戌 Xu (19:00–20:59) · 亥 Hai (21:00–22:59) · 子 Zi (23:00–00:59) · 9-Star: #2 Black Star (二黑土 坤(西南) 天璇 玄空[巨门 凶] 奇门[天芮 大凶 死门 阴] 太乙[摄提 凶神])
Exclusion: Goat 冲羊 ((癸未)羊) · Sha East (煞东)
2026-05-17 (Sunday)辛卯 · 开日 (Open / Initiate (开日))
开市开业吉日 Window #17: Lunar M4 D1 (四月初一) · 癸巳 Month · Pine & Cypress Wood (松柏木) (松柏木)
Approved for opening: Ancestral Reverence, Prayer & Blessings, Family Expansion, Consecration, Travel & Departure
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 寅 Yin (03:00–04:59) · 卯 Mao (05:00–06:59) · 午 Wu (11:00–12:59) · 未 Wei (13:00–14:59) · 酉 You (17:00–18:59) · 9-Star: #4 Green Star (四绿木 巽(东南) 天权 玄空[文曲 吉] 奇门[天辅 大吉 杜门 阳] 太乙[招摇 安神])
Exclusion: Rooster 冲鸡 ((乙酉)鸡) · Sha West (煞西)
2026-05-22 (Friday)丙申 · 平日 (Balance (平日))
开市开业吉日 Window #18: Lunar M4 D6 (四月初六) · 癸巳 Month · Foothill Fire (山下火) (山下火)
Approved for opening: Engagement Proposal, Wedding / Marriage, Tailoring & Formal Attire, Haircut & Grooming, Travel & Departure
Best 开市开业吉日 Shichen: Daily Lucky Hours (黄道吉时): 子 Zi (23:00–00:59) · 丑 Chou (01:00–02:59) · 辰 Chen (07:00–08:59) · 巳 Si (09:00–10:59) · 未 Wei (13:00–14:59) · 戌 Xu (19:00–20:59) · 9-Star: #9 Purple Star (九紫火 离(正南) 隐元 玄空[右弼 吉] 奇门[天英 小凶 景门 阴] 太乙[天乙 吉神])
Exclusion: Tiger 冲虎 ((庚寅)虎) · Sha South (煞南)
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